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: 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: Audiobank 4 Channels 2000 WATTS Bridgedable Car Audio Stereo Amplifier P2004 : Electronics
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: 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: BOSS Audio Systems R1100M-S Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet, Hook Up to Stereo :
Amazon.com: JBL - 4-channel, 100W x 2@ 4 ohms, full-range marine amplifier : Everything Else
Amazon.com: BOSS Audio Systems R1100MK Car Amplifier and 8 Gauge Wiring Kit - 1100 Watts Max Power, 2-4 Ohm Stable, Class A/B, Monoblock, Mosfet Power Supply, Remote Subwoofer Control : Everything Else
Amazon.com: Stereo Power Amp, 550W @ 4 Ohms / 800W @ 8 Ohms : Electronics
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: 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: Kicker L7S124 12" 750W Dual 4 Ohm Solobaric L7S Car Sub+750W Amplifier+Amp Kit : 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: 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: 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: Soundigital 400.4 EVOX 4 Ohm 4 Channel Compact Amplifier Bundled with + (1) 8Ga Amplifier Wiring 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 PX1000.4 1000W POWERX Series 4-Channel Bridgeable Car Audio Amplifier Class A/B/Variable Voltage: 11-15VDC / Signal to Noise: >98dB + 4 Channel 4 Gauge Amp Kit : Electronics
Amazon.com: 4-Channel Vehicle Audio Amplifier - 300 Watts D Class High-Powered Mono Amplifier w/Subsonic Filter & Low Pass Filter Stable @ 1 Ohm, LED Indicators, Sound Specialization - BANDA 1200.41OHM : Electronics
Amazon.com: Planet Audio AC1200.4 4 Channel Car Amplifier - 1200 Watts, Full Range, Class A/B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable : 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: 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: 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: Marine Audio TX2-120 Watts x 2 @ 4 Ohm RMS Marine Compact Car Amplifier 2 Channel Built-in Car Bluetooth (Bluetooth Dongle is Optional Sold Separately) : Electronics
Amazon.com: Recoil DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable : Electronics
