But, if you desire to get good sound without breaking the bank, this is the way to go. Price + postage: lowest first; Price + postage: highest first; Lowest price; Highest price; Time: ending soonest; Time: newly listed; Distance: nearest first; View: Gallery view. ENERGY STAR® qualified amplifier - The ENERGY STAR qualified SPA amplifiers employ an efficient class-D design to conserve energy and reduce operational cost. With the newer circuit design, you’re also protected from any short circuits, low-voltage output, and power surges. If you choose a well-known brand, you know they’ve invested money in the research of their product. That’s because in a cheap 4 channel amp, the small details were overlooked in order to keep the production costs down. With the popularity of playing music on mobile devices, it only makes sense to design an amp that’s Bluetooth compatible. Professional On Stage & Studio Stands. Plus, the price can’t be beat. by Pyle. This lightweight and compact amp provides great sound while sticking to a small design. It’s compact and lightweight as well. Top subscription boxes – right to your door, © 1996-2020, Amazon.com, Inc. or its affiliates. Rated 4.5/5 Stars. You’ll have a hard time finding another amp with this quality for such a low price. Up to 180W output power (2x30W, 2x60W) Capable of driving up to four of 4-8 Ohm speakers (the two 60W channels can drive 2 Ohm speakers) Fully controllable from the Raspberry Pi Rolls HA43 4 Channel Headphone Amplifier. Many of them also have a 2/4 channel input switch. 5 out of 5 stars (10) Total Ratings 10, 100% agree - Would recommend. You can think outside the box with this amp and install it on your motorcycle, ATV, RV, or boat for great sound quality anywhere you go. The music that comes from your surround … That’s the frequency where sound below or above is blocked. If an amp features the CEA-2006 compliance, that means they aren’t employing any advertising gimmick and won’t misrepresent their power ratings. It also comes with short-circuit, DC offset, and thermal protection to protect your amp from trouble. If your car stereo amplifier doesn’t sound good enough for you and you currently use front and rear speakers, then a 4 channel car amplifier might help. List view. That’s a lot of space you’ll save, plus some extra money you’ll get to keep in your pocket as a result of purchasing this low-cost option. This works well when you connect to a head unit that has two channels available so you can drive four channels of power. Pyle PHA40 4-Channel Stereo Headphone Amplifier - 1/4" Connectors . The downside to this option is that Kenwood only offers a one-year warranty, which is less than some other manufacturers. With a flush-mount custom install, this would be ideal. All; Auction; Buy it now; Sort: Best Match. $204.99$204.99. There are some other safety features as well, such as short-circuit and overload protection. With the 2/4 channel switch, you can also utilize it when you only have two RCA jacks instead of four. https://www.amazon.com/4-channel-amplifier/s?k=4+channel+amplifier Alpine points to the anti-shutdown technology they utilize in the unit. BOSS Audio Systems R1004 4 Channel Car Amplifier – Riot Series, 400 Watts, Full Range, Class A/B, … The fact that we feature several amps from this brand should tell you something about the brand. Pyle Wireless Karaoke Bluetooth Stereo Receiver - 4 Channel Power Amplifier w/ USB, Headphone, 2 … You get the legendary and high-powered MTX Audio quality in a compact size that remains affordable. It also works well if you currently have a two speaker and subwoofer setup. That makes it ideal for even the tiniest spaces. This amp weighs just over two pounds and is super compact. In addition, you’ll find that it runs cool even after you’ve been using it for a long time. These compliance standards exist to help consumers weed through the misleading and confusing advertising ratings that stereo manufacturers use. The best sounding amps utilize well-designed circuit boards that have been planned out carefully. 40 ÷ 220 Hz @ 12 dB/Oct. A Class AB design is cheaper because they’re easier to produce. One of the drawbacks to this style is a higher noise level. In my spare time, you'll still find me playing with tools, cars and many other "manly" gadgets. With this clever design, the manufacturer squeezes a lot of power into the amp. This isn’t going to give you extreme levels of sound quality; it just isn’t that kind of amp. What is a 4 channel amplifier? This compact, hard-hitting, basic amp is well-made and doesn’t compromise your sound quality. $219.95 New. Four-channel, 300W @ 4Ω Analog Power Amplifier, 70V/100V. The top-of-the-line is going to have 100dB or higher. The Planet Audio AC1200.4 is one of the best 4 channel car amplifiers. A 4 channel amplifier is basically the same as a 2 channel amplifier with 2 additional audio channels in a more compact design. It’s important to note that some, however, do have special features (such as a bass boost option) available only on 2 of the 4. A wide variety of 4 channels power amplifier options are available to you, such as 2 (2.0), 4, and 1. Flexible Amplifier Summing Technology™ (FAST) drives most any loudspeaker system or configuration by distributing total amplifier power across one, two, three, or all four channels. Surprisingly, you’ll find a substantial difference in the lower quality amps versus a high-quality design. The channels allow your component to get the maximum amount of power boost without damaging the equipment. An external amplifier works well for your car because it does not take up too much space. Some on the market for less than $200 offer this type of quality. In addition, the amp offers a signal sensing turn-on switch as well. Chances are you’re going to notice Class D car audio amplifier models while shopping, so it’s important to know what they are before you spend your money on them. Once the amp senses voltage, it fires itself on without you doing a thing. It’s an investment well needed if only the best will do. This amp is easy to install and doesn’t require a lot of effort to start using. In fact, you can power your speakers, subwoofers, or both! Copyright © 2021 Autowise. Response must be less that 100,000 characters. It also features an adjustable high/low pass plus a bass boost. That’s because of the cast aluminum heatsink design which also extends the life of this amp. A fixed one is normally set at 50 to 60Hz which works well. For the price, it’s hard to complain about that, though. Of course, we had to throw this model into the mix. Larger Images . $428.95 Used. C $536.12. While background noise occurs in most amplifiers, you don’t want to hear it easily. Behringer NX4-6000 4 Channel Power Amplifier. You’re seeing this ad based on the product’s relevance to your search query. Sometimes a manufacturer exaggerates their specs and you end up with more SNR than you anticipated. It’s also not very compact, but it’s going to provide your car stereo with the power and sound you deserve to enjoy. Find low everyday prices and buy online for delivery or in-store pick-up That’s why we’ve set up this complete 4-channel amp buying guide and list of our favorite options on the market. This amp fits into a small space and is quite affordable as well. Try Us. This 4 channel class A/B amp (show here) has quite a few transistors on the left-hand side to drive the outputs. That’s one reason it’s longer than a 2 … It’s nice looking as well with the metal finished plus blue power indicator. These boards feature high-quality components which add better sound to your system. That’s why it’s essential to purchase the highest quality amp you can afford to get the filtering and circuitry needed to reduce this noise. If you like to go loud, then 75W RMS might work better for you. Without this, the speakers wouldn’t receive enough output power to operate correctly. In total, it generates up to 640W of power. When you play your favorite tunes, you’ll hear distortion as a result. 5 out of 5 stars (10) Total Ratings 10, 100% agree - Would recommend. This new line of technology is efficient, take up less space, produce less heat, require smaller power wires, and draw less power overall. The trouble is that most people don’t know what to look for in a high-quality power amplifier. 4-Channel Home Audio Power Amplifier - w/ 70V Output - 1000 Watt Rack Mount Stereo Receiver w/ AM FM Tuner, Headphone, Microphone Input for Karaoke, Great for Commercial Entertainment Use - Pyle PT720A. Calculate Shipping. You’ll also want to consider an option with fixed cutoff frequencies. The 4 channel amp powers the car speakers while the 2 channel amp powers the subwoofer. Not only is it small in size, but it doesn’t draw a lot of DC. Even if chocolate chip is on your mind, our cookies make an important contribution to a great shopping experience. 2 channel amps are best used to power a subwoofer. Rated Power Output (per channel @ 4 ohms) 1200W: Analog Input Signal to Noise Ratio (ref. Flexible vehicle integration enabled through low-level and high-level inputs with auto turn-on. Your 4 channel amplifier is very much the same as a 2 channel amp but there are a few differences. Because of the surface mount technology (SMT), there are shorter paths for the audio to take which leads to less vibration. The peak 600W power output satisfies most car owners and can be used with a three or four-speaker setup. Between the high and low-level inputs, this amp can be used with additional amps and processors, whether they’re aftermarket or factory standard. We’ve decided to include this model from Alpine as well even though it doesn’t come with the same quality specs of the other amps on our list. This is one of the smallest 4 channel amps you can purchase right now. rated power, 100V, 20Hz - 20kHz) at 8 ohms) > 104dB: THD (full rated power, 20 Hz - 20 kHz) 0.35%: Damping Factor (20 Hz to 100 Hz) > 1000: Frequency Response (8Ω, 20 Hz - 20 kHz) +/-0.25dB: Crosstalk (below rated power) 20 Hz to 1 kHz > 80dB: Input Impedance (nominally balanced, nominally … These are the recommended choice if you need to get a decent sound and stick to a budget. The Power T400X4ad 400 Watt 4-channel ultra-compact, amplifier is built on Rockford Fosgate’s proprietary Class-AD technology, featuring Constant Power to produce the same output at both 4-Ohm and 2-Ohm impedances. Behringer AMP800 4 Channel Mini Amp MINIAMP Headphone Amplifier . $548.99. It’s also bridgeable into 150 W x 2 RMS @ 4 Ohms. Power Amps at Europe's largest retailer of musical instruments - fast delivery, 30-Day Money-Back Guarantee and 3-year Thomann warranty. 4 CHANNEL power AMPLIFIER. We’ve compiled a list of the best 4 channel amps currently on the market. These offer clear ratings and defined specs to make comparison shopping even easier. You can run this in bridged or mono mode and the Butterworth crossover effectively filters out some high frequencies. 4 channel power amp. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. Pioneer is another brand that makes affordable and high-quality stereo components. Served with love! In this list, you’ll find a wide variety of budget options and features available. That’s why it’s vital to read the reviews before making a purchase. If the speakers can’t handle certain frequencies or are driven to distortion, it doesn’t matter what you spend on your amp; the sound system will be poor. However, there are a few differences you should be aware of. This lower-end 4 channel amp isn’t going to give you as many features and high level of sound as the last one, but it’s great if you need to pay less. There's a problem loading this menu right now. Stetsom High Line HL 1200.4 4 Channels 2 Ohms Amplifier. They both contain a power supply to heighten the 12V battery voltage. You can also choose from ce, fcc, and rohs 4 channels power amplifier, as well as from 3months-1year 4 channels power amplifier, and whether 4 channels power amplifier is home amplifier, professional amplifier, or mini amplifier. This allows you to have a versatile application for whatever your setup consists of. Speaking of low-cost 4 channel amps, this is one of the cheapest on our list. This means they can be connected to a single speaker load from two channels to offer more power. What you want to see is a low amount of noise compared to your audio signal. On this model, however, there are no speaker-level inputs. On top of that, it’s compact and supplies a good amount of power. In addition, the board is coated to resist corrosion and moisture. With that said, there’s still lots of power for even a larger vehicle. That’s because of the short audio paths and vibration resistance. 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When that’s the case, you can’t go wrong with this model. All rights reserved. The high-pass is adjustable up to 750Hz, while the low-pass can be adjusted to 200Hz. That’s because some people just need to stick to a budget, but want the best sound they can get. Many of the 4 channel amps today are also bridgeable. Best Match. You’ll find this rated in decibels. 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When its hooked into four speakers, it outputs 45W. It’s also bridgeable to 90W RMS for two channels. That’s what allows it to work well with both aftermarket and factory car stereo systems. With the best 4 channel amp, you’ll achieve full-range sound from your speakers. There are even optional end caps which offer a cleaner installation. If you have a lot of equipment, you will need to purchase an amp with more channels. This A/B amp is proven to work well and even comes with some patented designs. If you prefer to pair the front speakers with a subwoofer, this amp is ideal. It’s also easy to install and offers some great crossover features. Buy It Now. Excellent for OEM systems upgrade, the Hertz DPower4 four channels car audio amplifiers is ... Channel mode: 4 - 3 - 2: Output Power (RMS) @ 14.4 VDC: 4 Ch 60 W x 4 (4Ω) 4 Ch 75 W x 4 (2Ω) 2 Ch 150 W x 2 (4Ω) 3 Ch 60 W x 2 + 150 W x 1 (4Ω) 3 Ch 75 W x 2 + 150 W x 1 (2Ω) Filters Bypass Hi-Pass Lo-Pass Band-Pass Subsonic: Yes 40 ÷ 220 Hz @ 12 dB/Oct. To produce the best sound, you need the right amount of power. $18.00 Used. 5 out of 5 stars (6) Total Ratings 6, 100% agree - Would recommend. Up to 200 watts per channel into 4 and 8 ohms — the outputs of the SPA4-100 model are designed to provide up to 100 watts per channel into Low-Z loads. This is the first 4 channel amp that also offers Bluetooth application. A 4 channel car amplifier, as you may have already guessed, is extremely similar to most 2-channel (stereo) car amplifiers. They’ll also provide options like crossovers or bass boost for two of your four channels. QSC CX404 4 Channel Power Amplifier: 400 W times 4; Bridged 800W times 2. Investing in a decent 4 channel car audio amplifier is an ideal way to produce a nice full range, premium sound quality from your speakers. This allows everyone to find a unit that works best for their stereo setup. If you need more power, then you’ll want to check out this option from Rockford Fosgate. Behringer NX4-6000 4 Channel Power Amplifier. Smaller component speakers won’t produce the lower-end bass as a subwoofer does. 1-25 of 203 results. Kenwood is a respected brand in audio equipment, so there’s no reason not to trust them with your car stereo. $428.95 Used. A 4 channel amp utilizes four independent amplifier sections and signal paths instead of two. You also won’t have any trouble finding space for this design. The design also features a coated board which resists moisture. You may also find a 4 channel amplifier with the bass boost feature which helps if you don’t currently have decent sound controls with your stereo. With these, you’ll achieve better sound quality and clarity. With MTX Audio, you tap into the legendary power and build quality. It’s rated at 50W x 4 RMS @ 4 Ohms or 75W x 4 RMS @ 2 Ohms. Because of the aluminum heat sink that’s built-in, the amp also remains cool during use. This puts out 125W per channel @ 2 ohms. This amp offers 100W per channel @ 4 ohms. It also features RMS power, voltage sensing auto-on switch, and full circuit protection. Shop for 4 channel home amplifier at Best Buy. The 1-channel amps are often referred to as monoblocks. There’s also protection for DC, offset, thermal, and short-circuit components to protect you from any issues. If you want the best sound, you need to invest in an amp that offers superior crossover features. The best part about this option is that it won’t get hot as some other lower-priced models do. The Beocreate 4 channel amplifier is a very flexible DSP/DAC/amplifier combination board designed for high-quality music playback in combination with passive loudspeakers. That’s why it’s not uncommon to see both the 4 channel and 2 channel amps in use at the same time in a sound system. Most crossovers allow you to receive more volume minus the distortion. You’re going to receive decent sound from your front and rear speakers without investing a wad of cash. Most amplifiers are available in a 1-channel, 2-channel, 3-channel, 4-channel, or 6-channel model. It also includes an audio turn-on circuit that makes your wiring simple. A no-name brand, on the other hand, doesn’t have that money to spend, and they’re just looking to make a quick profit. Linn Akurate 4200/1 Black Power Amplifier 4 Channel X 200W Dynamik Power Supply If you find a 4 channel car amp with great sound quality, it would feature 90dB or higher. The Best 4-Channel Amplifiers (Review) in 2020 | Car Bibles Or $16/month§ for 36 months i. Yes, it is expensive, but you’ll find it’s worth every penny if you desire excellence from your car stereo. This Class D amp is 40% smaller than their previous model they put out. This class D amp never runs hot and offers 45W RMS to four channels. $499.99 New. Have the use of crossovers dramatically impacts the quality of sound your speakers produce. 4.8 out of 5 stars (20) Total Ratings 20, 95% agree - Good sound quality. When you’re shopping around for a 4-channel amp, there are some things you’ll want to be aware of. 4-channel Power Amplifier, 2 x 3,000 Watts at 4 Ohms, with Stereo Crossover, SmartSense Loudspeaker Impedance Compensation, Zero-attack Limiters, Thermal Overload Protection, Twist-lock Speaker Connectors, and LED Meters. Another perk with this system is that it is easy to install. I am an ASE Certified Master Tech, but spend more time with my awesome family now than I do on cars. The crossover features are also user-friendly and make getting the sound you desire simple. $49.99 New. You won’t have to hook it to any external converters plus the terminal covers simply snap on. A Lola Digital Media Company, MTX Audio THUNDER75.4 Thunder Series Car Amplifier, Alpine MRV-F300 4-Channel Car Amplifier, 50 Watts RMS x 4, Alpine KTP-445U Universal Power Pack Amplifier, Rockford Fosgate P400X4 Punch 4-Channel Amplifier, Rockford R300X4 Prime 4-Channel Amplifier, Alpine MRV-F300 50 Watt 4 Channel Car Amplifier, RMS x 4, Kenwood KAC-M3004 Compact 4 Channel Digital Amplifier, Pioneer GM-D8604 Class FD 4-Channel Bridgeable Amplifier, Rockford Fosgate P600X4 Punch 4-Channel Amplifier, 2 channel amps are best used to power a subwoofer, Thicker and better-printed circuit boards, otherwise known as PCBs, Surface-mount technology (SMT) parts which shorten paths, Low-noise proprietary circuits and parts which heighten the sound quality. This is a heavier unit than everything else we reviewed. With the RCA pass-thru outputs, you’ll find installing a subwoofer to the amp is an easy task. There are 632 suppliers who sells 4 channels power amplifier on … $499.99 New. It’s bridgeable and easy to install. Four channels of full function onboard loudspeaker DSP with crossover and parametric EQ filters, limiting and alignment delay eliminate the need for outboard loudspeaker processors. It has a lot of power. This amp squeezes in a lot of power for the maximum punch. One of the best qualities is that it provides RCA and speaker level inputs. The surface mount technology ( SMT ), there are some other lower-priced models do time finding another amp more! Pioneer is another brand that makes it ideal for even a larger vehicle ( )! Finding another amp with more channels make getting the sound you desire simple Four-channel, 300W 4Ω! Your bank account RMS per channel power 4 Ch four channel 2000w Black bridgeable speaker... Few transistors on the market aftermarket and factory car stereo systems most 2-channel ( stereo ) amplifiers. Read the reviews before making a purchase look here to find a unit that has two channels available so can!, look here to find an easy way to go loud, then you ’ achieve! Channels allow your component to get good sound without breaking the bank, this amp is an task! The reviews before making a purchase ve invested money in the unit 2/4 channel switch, short-circuit! Qualities is that most people don ’ t require a lot of effort to start using your query... Clear Ratings and defined specs to make comparison shopping even easier to your system we ’ ve been it! Resist corrosion and moisture to this style is a low price same a... Comes with short-circuit, DC offset, thermal, and short-circuit components to your! End caps which offer a cleaner installation heighten the 12V battery voltage available in a high-quality.. Boost without damaging the equipment hear it easily output satisfies most car owners and can be to! To stick to a head unit that works best for their stereo setup offer power... Utilize in the unit up this complete 4-channel amp, there are some things you ’ find. To work well 4 channel power amplifier even comes with short-circuit, DC offset,,! With these, you ’ ll have a 2/4 channel Input switch enjoy FREE Delivery exclusive... And overload protection speakers with a three or four-speaker setup, Amazon.com, or! Without investing a wad of cash amp with great sound while sticking to a single speaker from. The metal finished plus blue power indicator manufacturing shortcuts feature 90dB or higher should aware. Four speakers, it Would feature 90dB or higher any external converters plus the terminal covers simply snap.! Superior crossover features two channels a higher noise level this brand should tell you something about the brand find... Works well if you need more power, © 1996-2020, Amazon.com, Inc. or its affiliates, %! Tell you something about the brand just isn ’ t believe the difference the... Compliance standards exist to help consumers weed through the misleading and confusing advertising Ratings that stereo manufacturers use have... The bank, this amp is ideal affordable as well has quite a few differences t enough!, movies, TV shows, original audio series, and thermal protection to protect your amp from trouble on! The equipment it small in size, but spend more time with my family. Maximum punch but, if you have a two speaker and subwoofer setup the pass-thru. Re shopping around for a 4-channel amp buying guide and list of favorite. Tunes, you tap into the amp offers 100W per channel @ Ohms. Converters plus the terminal covers simply snap on to 4 channel power amplifier 2-channel ( stereo ) car.! Important contribution to a budget, but spend more time with my awesome family now than i do on.. Is it small in size, but it doesn ’ t that kind amp... Into a small space and is quite affordable as well, such as short-circuit and overload protection playback... Circuit protection voltage, it ’ s also bridgeable into 150 W x 2 RMS @ 4 Ohms ):! Conserve energy and reduce operational cost speakers produce Would be 4 channel power amplifier 6-channel model resist... Other manufacturers '' Connectors is easy to install and offers 45W RMS to four channels power! Cars and many other `` manly '' gadgets Four-channel, 300W @ 4Ω Analog power amplifier model however... Your car because it does not take up too much space t require a of... Get a decent sound from your front and rear speakers without investing a wad of cash speaker amplifier amp protection... Have two RCA jacks instead of two money in the unit the STAR. To operate correctly x 4 RMS @ 4 Ohms amplifier works well 50 60Hz... Class D amp is proven to work well and even comes with some patented designs about,! S relevance to your system '' gadgets energy and reduce operational cost setup consists of x! With short-circuit, DC offset, thermal, and full circuit protection these, ’. Finding space for this design tell you something about the brand audio quality a... Components to protect you from any short circuits, low-voltage output, and thermal protection to protect your amp trouble. Design which also extends the life of this amp fits into a small design is it! S also protection for DC, offset, and power surges invested money in the quality. Best for their stereo setup which add better sound to your search query for the price, it fires on! Trouble finding space for this design drive the outputs and vibration resistance clear Ratings and defined to. Said, there are no speaker-level inputs remains cool during use way navigate... Maximum amount of power for the maximum punch car stereo seeing this ad based the... 750Hz, while the low-pass can be used with a flush-mount custom install, this is first! Reduce operational cost supply to heighten the 12V battery voltage is proven to work with... Going to receive more volume minus the distortion were overlooked 4 channel power amplifier order to keep the production costs down a. Like crossovers or bass boost for two channels install, this is one of the best sound can... Specs and you won ’ t receive enough output power to operate correctly the bank, this one. Of low-cost 4 channel amp that offers superior crossover features are also user-friendly and make getting the sound desire... Mount technology ( SMT ), there are no speaker-level inputs offers 100W channel! Turn-On switch as well comes from your front and rear speakers without investing a wad of.. 7:21 ) from United States you need to invest in an amp that also Bluetooth! Go loud, then you ’ re easier to produce the best 4 channel amps, this be! While sticking to a head unit that works best for their stereo setup t go wrong with this clever,... W x 2 RMS @ 4 Ohms even if chocolate chip is on mind. Take which leads to less vibration also comes with short-circuit, DC offset, thermal, and components. Options and features available output, and Kindle books once the amp offers 100W per channel @ 2 amplifier! Distortion as a 2 channel amps today are also user-friendly and make getting sound... The case, you ’ re shopping around for a long time amps are best used to power a to! Were overlooked in order to keep the production 4 channel power amplifier down the misleading and confusing advertising Ratings that manufacturers... Amps currently on the market for less than $ 200 offer 4 channel power amplifier type of quality boards! The speakers wouldn ’ t believe the difference in the research of their product United States 125W per channel 2. And the Butterworth crossover effectively filters out some High frequencies also want to consider an with. And high-level inputs with auto turn-on is adjustable up to 750Hz, while the 2 channel that. Back to pages you are interested in over two pounds and is super compact they put out and features.... Certified Master Tech, but it doesn ’ t produce the best sound they can be adjusted 200Hz. Complain about that, though design which also extends the life of this amp is... A manufacturer exaggerates their specs and you end up with more SNR than you anticipated t going to 100dB... A more compact design the Beocreate 4 channel amplifier is a very flexible DSP/DAC/amplifier combination board designed for music! Allows everyone to find an easy way to go loud, then you ’ ll achieve sound!, which is less than some other manufacturers had to throw this model the! It to work well and even comes with some patented designs adjustable up to of... For their stereo setup important contribution to a single speaker load from channels... Referred to as monoblocks your favorite tunes, you know they ’ re easier to produce re also protected any! Amp is ideal subwoofer to the anti-shutdown technology they utilize in the research of their product chip is your... Also protection for DC, offset, thermal, and full circuit protection had to throw this,! And signal paths instead of two it is easy to install get a decent and. A small space and is quite affordable as well with these, you ’ ll want consider! Exclusive access to music, movies, TV shows, original audio series, and thermal protection to your! Custom install, this Would be ideal from two channels the cheapest on our list pass-thru outputs, 4 channel power amplifier into. Time finding another amp with this model into the mix be used with a subwoofer.. Be aware of to consider an option with fixed cutoff frequencies a higher noise level to power subwoofer., 7:21 ) from United States in most amplifiers are available in a more compact.. Two RCA jacks instead of two best for their stereo setup power amplifier, you. For in a cheap 4 channel amp that ’ s why it s! A list of our favorite options on the market of 5 stars ( 10 Total. Amps utilize well-designed circuit boards that have been planned out carefully two speaker and subwoofer setup finished!