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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: Stereo Power Amp, 550W @ 4 Ohms / 800W @ 8 Ohms : 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 AR1500M Car Amplifier - 1500 Watts Max Power, 2 4 Ohm Stable, Class AB, Monoblock, Mosfet Power Supply, Remote Subwoofer Control : Everything Else
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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: Audiobank 4 Channels 2000 WATTS Bridgedable Car Audio Stereo Amplifier P2004 : Electronics
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
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Amazon.com: Soundigital 400.4 EVOX 4 ohm 4 Channel 100Watt Vehicle Amplifier 4004EVOX4 : Electronics
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: 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: Kicker L7S124 12" 750W Dual 4 Ohm Solobaric L7S Car Sub+750W Amplifier+Amp Kit : Electronics
Amazon.com: Taramps HD 3000 4 Ohms Class D Full Range Mono Amplifier : 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: Sound Town 2-Channel 1100W Rack Mountable Professional Power Amplifier with Low Pass Filter, LCD Display (NIX-A3PRO) : Musical Instruments
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: BOSS Audio Systems MR1000 4 Channel Weather Resistant Amplifier - 1000 Watts, Full Range, Class AB, 4 Ohm Stable, RCA Inputs, Bridgeable : 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: 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
Amazon.com: JBL - 4-channel, 100W x 2@ 4 ohms, full-range marine amplifier : Everything Else
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: LyxPro 60 Watt Electric Guitar Amplifier | Combo Solid State Studio & Stage Amp with 10” 4-Ohm Speaker, Custom EQ Controls, Drive, Delay, ¼” Passive/Active/Mic Inputs, Aux In & Headphone Jack -
