Amazon.com: Lepai LP-2020TI Hi-Fi Mini Class D Stereo Amplifier - 20W Max at 4 Ohms, 12W Max at 8 Ohms, Digital Audio Solution with Power Supply : Electronics
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: Pyle PT272AUBT - Wireless Bluetooth Audio Power Amplifier - 300W 4 Channel Home Theater Stereo Receiver with USB, AM FM, 2 Mic IN with Echo, RCA, LED, Speaker Selector - For
Amazon.com: Douk Audio G3 2 Channel Bluetooth 5.0 Amplifier, Class D Stereo Audio Amplifier, Mini Home Theater Power Amp, Digital Power Amplifier Receiver, 100W, Treble & Bass Control (Black) : Electronics
Amazon.com: YAMAHA RX-A2A AVENTAGE 7.2-Channel AV Receiver with MusicCast : Electronics