Amazon.com: Stetsom HL 1200.4 2 Ohm Multichannel Stereo Car Audio Amplifier, HL1200.4 1.2K Watts RMS, 4 Channel, 2Ω Stable Full Range HD Sound Quality MD Crossover HPF LPF Bass Boost Front Rear
Amazon.com: Donner Bluetooth 5.0 Stereo Audio Amplifier Receiver, 4 Channel, 440W Peak Power Home Theater Stereo Receiver USB, SD,FM, 2 Mic in Echo, RCA, LED, Speaker Selector for Studio, Home-MAMP5 : Electronics
Amazon.com: Sound Town 2-Channel 1100W Rack Mountable Professional Power Amplifier with Low Pass Filter, LCD Display (NIX-A3PRO) : Musical Instruments
Amazon.com: Gravity 1000.4 Class AB Car Amplifier - 1000 Watts, 2/4 Ohm Stable, Stereo 4 Channels, Mosfet Power Supply, Great for Subwoofers (2nd Generation) with SoundXtreme AP6 Bass Machine Bundle : Electronics
Amazon.com: Stereo Power Amp, 550W @ 4 Ohms / 800W @ 8 Ohms : Electronics
Amazon.com: Sound Storm Laboratories CG1604 4 Channel Car Amplifier - 1600 Watts, Full Range, Class A/B, 2/4 Ohm Stable, Mosfet Power Supply, Bridgeable : Electronics
Amazon.com: BOSS Audio Systems PF1800 4 Channel Car Amplifier - 1800 Watts, Full Range, Class A-B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable : Everything Else
Amazon.com: Pyle Home Marine Car Amplifier - 4-Channel Compact 400 Watt RMS 4 OHM Full Range Monoblock Stereo & Waterproof - Wireless Bluetooth Receiver Audio Speaker w/ LCD Digital Screen (PFMRA450BW) : Electronics
Amazon.com: Donner Electric Drum AMP 35-Watt Electronic Drum Amplifier DDA-35 Keyboard Speaker with Aux in and Wireless Audio Connection, Drum/Keyboard /MIC 3 in 1 Amplifier with 3-Band EQ and DI Out :
Amazon.com: BOSS Audio Systems MR1000 4 Channel Weather Resistant Amplifier - 1000 Watts, Full Range, Class AB, 4 Ohm Stable, RCA Inputs, Bridgeable : Electronics
Amazon.com: Degraw DIY Speaker Kit - PAM8403 5V Amplifier + 2Pcs 4 ohm, 3 watt Speakers - Mini Class D Digital Audio Amplifier amp Board Module kit for Arduino, Includes 3.5mm Plug! : Electronics
Amazon.com: Soundigital 400.4 EVOX 4 Ohm 4 Channel Compact Amplifier Bundled with + (1) 8Ga Amplifier Wiring Kit : Electronics
Amazon.com: Audiobank 4 Channels 2000 WATTS Bridgedable Car Audio Stereo Amplifier P2004 : Electronics
Amazon.com: Car Amplifiers - Gravity Audio WZ1000.4 Warzone 1000W 4 Channels Class A/B Amp 2/4 Ohm Stable with Remote Sub Control : Electronics
Amazon.com: TORO TECH – RX2, 65 Watts x 2 RMS @ 4 Ohm / 2 Channel Car Amplifier, Sound Quality Class A/B Design, Built-in Auto Sensing Turn-On, Clip LED, Wide Range for
Amazon.com: Taramps 4 Channel Car Amplifier – Class D Multichannel Amplifier 1200 Watt RMS, Car Electronics Car Audio Subwoofer 2 Ohm Stable Bass Boost Crossover for Car Speakers Sub Amp : Electronics
Amazon.com: Soundigital 400.4 EVOX 4 ohm 4 Channel 100Watt Vehicle Amplifier 4004EVOX4 : Electronics
Amazon.com: JBL - 4-channel, 100W x 2@ 4 ohms, full-range marine amplifier : Everything Else
Amazon.com: BOSS Audio Systems MR1004 Marine Grade 400 Watt, 4 Channel, 2 4 Ohm Stable Class AB, Full Range Amplifier : Everything Else
Amazon.com: DS18 CANDY-X4B Amplifier in Black - Class D, 4 Channels, 1600 Watts Max, Digital, 2/4 Ohm - Don't Sacrifice Space for Power - Compact Mini Ampflier for Speakers in Car Audio System : Electronics
Amazon.com: Kicker L7S124 12" 750W Dual 4 Ohm Solobaric L7S Car Sub+750W Amplifier+Amp Kit : Electronics
Amazon.com: Genius Audio GMX-60.4D Mini Extreme Nano Compact Car Audio Amplifier 4 Channel 1000 Watts Max Class D 2-Ohm Stable with Power Protection System and Bass Boost for Speaker and Woofer Performance :
Amazon.com: Crunch PX-1025.4 1000W Powerzone Series 2-ohm Stable 4-Channel Class-A/B Amplifier with Gravity Magnet Phone Holder Bundle : Electronics
Amazon.com: DS18 CANDY-X4B Amplifier in Black - Class D, 4 Channels, 1600 Watts Max, Digital, 2/4 Ohm - Don't Sacrifice Space for Power - Compact Mini Ampflier for Speakers in Car Audio System : Electronics
Amazon.com: Taramps HD 3000 4 Ohms Class D Full Range Mono Amplifier : Electronics
