Amazon.com: Q100 2.1 Channel Hi-Fi Bluetooth 5.0 Power Amplifier Class D Mini Stereo Audio Amp Speaker Subwoofer Wireless Receiver 80W+40Wx2 Dual DSP (Black) : Electronics
Amazon.com: Dayton Audio DTA 2.1BT2 with MK402X & MKSX4 Subwoofer 2.1 Audio System Bundle : Electronics
Amazon.com: Facmogu ST-838 2.1CH Audio Power Amplifier, RMS 20Wx2+40W Class D Stereo Digital Audio Amp with Subwoofer Output, 80W Mini Subwoofer Amplifier Audio Stereo Bass Amp with DC12V Power Adapter - Silver :
Amazon.com: ASHATA Power Amplifier Stereo Amplifier,Digital Amp Mini HiFi 2.1 Stereo Bass Auto Car Home Audio Power Amplifier with RCA & 3.5mm Audio Input,Two Pairs of Speaker Output Clips (Black) : Electronics
Amazon.com: Audio Power Amplifier, 2x15W + 20W Hi-Fi 2.1CH HiFi Stereo Subwoofer Amp Home Bass Audio Power Amplifier Digital Amp for Auto Car MP3 MP4 PC Speaker(Black) : Electronics
Amazon.com: DA2120C 2.1 Channel Bluetooth Amplifier 120W x2 + Q4 - Mini Stereo Gaming DAC & Headphone Amplifier, 24-Bit/192 KHz USB/Optical/Coaxial to RCA AUX : Electronics
Amazon.com: Mini HiFi Stereo 2.1 Channel Audio Amplifier for Home Car Marine Subwoofer Amp : Electronics
Amazon.com: Fosi Audio BT30D Pro TPA3255 Hi-Fi Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Class D Integrated Amp 165 Watt x2+350 Watt for Home Outdoor Desktop Bookshelf Speakers/Subwoofers : Electronics
Amazon.com: MakerHawk Bluetooth Amplifier Board HiFi Stereo 2.1 TPA3116D2 2X50W+100W 12V-24V Audio Power Amplifier Module Bass and Treble Control for Store Home Theater Speakers : Electronics
Amazon.com: Manhattan Bluetooth USB Powered 2.1 Stereo Speaker System - with Subwoofer and 2 Small Satellite Speakers, 3 Audio Connection Modes - for Computer, PC, Laptop, Desktop - 3 Yr Mfg Warranty - 167345 : Electronics
Amazon.com: Mini HiFi Stereo 2.1 Channel Audio Amplifier for Home Car Marine Subwoofer Amp : Electronics
Amazon.com: SZHFJCTH Bluetooth 5.0 Stereo Receiver Audio, 2.1 Channel Mini Amplifier Hi-Fi Class D Integrated Amp for Home Speakers 50W x 2+100W with Bass and Treble Control TPA3116 (with Power Supply) :
Amazon.com: Fosi Audio Bluetooth Amplifier Stereo Hi-Fi 2.1 Channel Wireless Stream aptX, 24Bit/192kHz Class D + PH04 Headphone Amplifier 4 -Channel Metal Stereo Audio Amp with Power Adapter : Electronics
Amazon.com: DAMGOO 50W+50W+100W 2.1 Channel Subwoofer Amplifier Board with Treble and Bass Control, Dual TPA3116 Chip, DC 12-24V, Bluetooth and AUX Inputs, DIY Wireless Speakers AMP Board, Password Free : Electronics
Amazon.com: Digital 2.1 Channel Subwoofer Amplifier Board 6W+6W+25W Pure Bass, Mini DC12V-15V TDA1517P HiFi Stereo Audio Power Amplifier Dual Channel Amp Module for Store Home Theater Speakers, Car Audio Speaker : Electronics
Amazon.com: PolarLander Hi-Fi 2.1 Super Bass Audio Amplifier 168s Subwoofer Power Amplifier Motorcycle Car Audio Amplifier : Electronics
Amazon.com: Fosi Audio BL20C 320 Watts Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 CH Mini Hi-Fi Class D TDA7498E Integrated Amp U-Disk Player for Home Passive Speakers Powered Subwoofer(with Power Supply) :
Amazon.com: Kinter K3118-2.1 Bluetooth 5.0 Stereo Digital Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Amp 30 Watt x 2 Channels + 80 Watt Subwoofer for Home TV DIY Auto Outdoor Passive Speakers Subwoofer : Electronics
Amazon.com: Fosi Audio T3 Hi-Fi Tube Amplifier Class AB 2.1 CH Bluetooth 5.0 Headphone Amp : Electronics
Amazon.com: Axess SPBT1036RD Portable Indoor/Outdoor Bluetooth Hi-Fi Cylinder 2.1 Speaker with 6-Inch Subwoofer and 1 Wireless Mic ( Red ) : Electronics
Amazon.com: UCINNOVATE Bluetooth Stereo Audio Receiver Amplifier, Hi-Fi Class D Audio Amp with Subwoofer AUX Output , Bluetooth Power Amplifier 2.1 Channel Digital Amplifier for Home Speakers, 100W x 2 + 50W : Electronics
Amazon.com: Bluetooth 2.1 Amplifier RT-16B, Mini Hi-Fi Class D Integrated Amp for 100W x 3 with Bass and Stereo Control Home Subwoofer and Speakers (with Power Supply) : Electronics
Amazon.com: Bluetooth Power Amplifier Board Stereo - HiFi 2.1 Channel 2X220W+350W Bluetooth 5.1 Audio Amplifier Board 12-38V Digital Power Amplifier Module Subwoofer Control with AUX/Bluetooth/USB Flash Drive : Electronics
![Amazon.com: [Upgraded] AIYIMA A07 Pro TPA3255 Stereo Amplifier Bluetooth 5.2 300Wx2 HiFi Class D Amp 2.0/2.1 Channel Audio Power Amp for Speaker with Bass Treble Control& Line Output + Power Adapter : Electronics](https://m.media-amazon.com/images/I/51wGZDzTwjL._AC_UF1000,1000_QL80_.jpg "Amazon.com: [Upgraded] AIYIMA A07 Pro TPA3255 Stereo Amplifier Bluetooth 5.2 300Wx2 HiFi Class D Amp 2.0/2.1 Channel Audio Power Amp for Speaker with Bass Treble Control& Line Output + Power Adapter : Electronics")