Amazon.com: 4-Channel Wireless Bluetooth Power Amplifier - 1000W Stereo Speaker Home Audio Receiver w/ FM Radio, USB, Headphone, 2 Microphone w/ Echo, Front Loading CD DVD Player, LED, Rack Mount - Pyle
Amazon.com: Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver and Box X1 MM Phono Preamplifier : 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: BOSS Audio Systems OX1.5KM Onyx Series Car Audio Subwoofer Amplifier – 1500 High Output, Class A/B, 2/4 Ohm, Low/High Level Inputs, Low Pass Crossover, MOSFET Power, Monoblock, Full Range, Stereo :
Amazon.com: Timpano Compact 4 Channel Amplifier Car Audio 500 Watt, 4 x 125 Watts at 2 Ohms, Mini Stereo 12 volts Full Range Class D Amp, Bridgeable Amplifier 4 Channels TPT-500.4 : Electronics
Amazon.com: BOSS Audio Systems PD5000 Phantom 5000-Watt, 1, 2, 4 Ohm Stable Class D Monoblock Car Amplifier with Remote Subwoofer Control : Electronics
Amazon.com: PYLE-PRO 4-Channel Portable Stereo Headphone Amplifier-Professional Multi-Channel Mini Earphone Splitter Amp w/4 ¼” Balanced TRS Headphones Output Jack and 1/4' TRS Audio Input For Sound Mixer-PHA40. : 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: Pyle 4 Channel Marine Amplifier - Compact Power 400 Watt RMS 4 OHM Full Range Stereo & Waterproof - Wireless Bluetooth Receiver Audio Speaker with LCD Digital Screen - PFMRA440BB : 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: 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: 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: Planet Audio BB4.1200 4 Channel Class D Car Amplifier - 1200 Watts, Full Range, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable : Electronics
Amazon.com: Pyle Home Marine Car Amplifier - 2-Channel Bridgeable Compact 200 Watt RMS 4 OHM Full Range Monoblock Stereo & Waterproof - Wireless Bluetooth Receiver Audio Speaker w/ LCD Digital Screen (PFMRA340BB) : Electronics
Amazon.com: BOSS Audio Systems R1002 Riot Series Car Stereo Amplifier - 200 High Output, 2 Channel, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Full Range, Use With Subwoofer : 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 : Electronics
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: Sound Town 4-Channel 4 X 750W at 4-ohm, 6000W Peak Output Professional Power Amplifier (NIX-6000X4) : Musical Instruments
Amazon.com: BOSS Audio Systems R1100M 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 Power Supply, Stereo :
Amazon.com: Pyle Home Audio Power Amplifier System - 300W 4 Channel Theater Power Stereo Sound Receiver Box Entertainment w/ USB, RCA, AUX, Mic w/ Echo, LED, Remote - For Speaker, iPhone, PA,
Amazon.com: Fosi Audio TB10A 2 Channel Stereo Audio Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116(with Power Supply) :
Amazon.com: BOSS Audio Systems Elite BE1500.1 Monoblock Car Amplifier - 1500 Watts, 2 4 Ohm Stable, Class AB, Mosfet Power Supply, Great For Subwoofers : Everything Else