![Amazon.com: GoHawk TN4 2.1 Channel 600W Amplifier 4" Full Range Waterproof Bluetooth Motorcycle Stereo 2 Speakers Audio System AUX FM Radio for 1 to 1.25 in. Handlebar Harley Yamaha ATV, Chrome : Electronics Amazon.com: GoHawk TN4 2.1 Channel 600W Amplifier 4" Full Range Waterproof Bluetooth Motorcycle Stereo 2 Speakers Audio System AUX FM Radio for 1 to 1.25 in. Handlebar Harley Yamaha ATV, Chrome : Electronics](https://m.media-amazon.com/images/I/81xbE8dKvkL.jpg)
Amazon.com: GoHawk TN4 2.1 Channel 600W Amplifier 4" Full Range Waterproof Bluetooth Motorcycle Stereo 2 Speakers Audio System AUX FM Radio for 1 to 1.25 in. Handlebar Harley Yamaha ATV, Chrome : Electronics
![Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : Electronics Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : Electronics](https://m.media-amazon.com/images/I/71+x8bMhLoL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : 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: 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](https://m.media-amazon.com/images/I/61wtFIUU01L._AC_UF894,1000_QL80_.jpg)
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: Class AB Amplifier, DROK 2.1 Channel 80W+80W Stereo and120W Pure Bass 9-18V 4Ω Audio Amplifier Board : Electronics Amazon.com: Class AB Amplifier, DROK 2.1 Channel 80W+80W Stereo and120W Pure Bass 9-18V 4Ω Audio Amplifier Board : Electronics](https://m.media-amazon.com/images/I/717u0kk9kFL.jpg)
Amazon.com: Class AB Amplifier, DROK 2.1 Channel 80W+80W Stereo and120W Pure Bass 9-18V 4Ω Audio Amplifier Board : Electronics
![Amazon.com: HiFi A210 12V Subwoofer Amplifier 2.1 Channel Audio Amplifier Car Speaker 2x40W : Electronics Amazon.com: HiFi A210 12V Subwoofer Amplifier 2.1 Channel Audio Amplifier Car Speaker 2x40W : Electronics](https://m.media-amazon.com/images/I/51+qsf3PrnL.jpg)
Amazon.com: HiFi A210 12V Subwoofer Amplifier 2.1 Channel Audio Amplifier Car Speaker 2x40W : Electronics
![Amazon.com: Eaglerich LP-168S Digital Stereo Power Amplifier Audio 2.1 Channel 2X 40W 68W RMS Output Super Bass Hi-Fi USB AUX : Electronics Amazon.com: Eaglerich LP-168S Digital Stereo Power Amplifier Audio 2.1 Channel 2X 40W 68W RMS Output Super Bass Hi-Fi USB AUX : Electronics](https://m.media-amazon.com/images/I/61e-XeeWAZL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Eaglerich LP-168S Digital Stereo Power Amplifier Audio 2.1 Channel 2X 40W 68W RMS Output Super Bass Hi-Fi USB AUX : Electronics
![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 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](https://m.media-amazon.com/images/I/61-F9Lo9BdL.jpg)
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
![Amazon.com: [Upgraded] Bluetooth Amplifier, 1Mii Bluetooth Digital Amplifier, Bluetooth 5.0 Stereo Audio Amplifier Receiver Long Range 2.1 Channel Mini Hi-Fi Amp for Home Speakers 100W x 2 w/Bass & Treble Control : Amazon.com: [Upgraded] Bluetooth Amplifier, 1Mii Bluetooth Digital Amplifier, Bluetooth 5.0 Stereo Audio Amplifier Receiver Long Range 2.1 Channel Mini Hi-Fi Amp for Home Speakers 100W x 2 w/Bass & Treble Control :](https://m.media-amazon.com/images/I/51pOcXKcGxS._AC_UF894,1000_QL80_.jpg)
Amazon.com: [Upgraded] Bluetooth Amplifier, 1Mii Bluetooth Digital Amplifier, Bluetooth 5.0 Stereo Audio Amplifier Receiver Long Range 2.1 Channel Mini Hi-Fi Amp for Home Speakers 100W x 2 w/Bass & Treble Control :
![Amazon.com: SZHFJCTH Audio Amplifier Bluetooth 5.0 Stereo Audio 2.1 Channel Mini Amplifier Receiver for Home Speakers 50Watt x2+100Watt,with Bass and Treble Control for Home Passive Speakers Subwoofer : Electronics Amazon.com: SZHFJCTH Audio Amplifier Bluetooth 5.0 Stereo Audio 2.1 Channel Mini Amplifier Receiver for Home Speakers 50Watt x2+100Watt,with Bass and Treble Control for Home Passive Speakers Subwoofer : Electronics](https://m.media-amazon.com/images/I/71ASGaTLvnL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SZHFJCTH Audio Amplifier Bluetooth 5.0 Stereo Audio 2.1 Channel Mini Amplifier Receiver for Home Speakers 50Watt x2+100Watt,with Bass and Treble Control for Home Passive Speakers Subwoofer : Electronics
![Subwoofer Amplifier Board, Arylic WiFi & Bluetooth 5.0,50W2 Stereo Pair + 100W Sub Class D Stereo Amplifier,Multiroom/multizone Home Audio Amplifier Board for DIY Speaker-Up2stream Amp 2.1 Subwoofer Amplifier Board, Arylic WiFi & Bluetooth 5.0,50W2 Stereo Pair + 100W Sub Class D Stereo Amplifier,Multiroom/multizone Home Audio Amplifier Board for DIY Speaker-Up2stream Amp 2.1](https://m.media-amazon.com/images/I/71ApLQz+nXS._AC_UF1000,1000_QL80_.jpg)
Subwoofer Amplifier Board, Arylic WiFi & Bluetooth 5.0,50W2 Stereo Pair + 100W Sub Class D Stereo Amplifier,Multiroom/multizone Home Audio Amplifier Board for DIY Speaker-Up2stream Amp 2.1
![Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : Electronics Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : Electronics](https://m.media-amazon.com/images/I/71znDU-zW6L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Clyxgs TPA3116D2 2.1 Digital Power Amplifier Board, 2x80W+100W(Bass) Audio Stereo AMP Module for Audio System DIY Speakers 12-26V : Electronics
![Amazon.com: Fosi Audio Bluetooth Amplifier Stereo Hi-Fi 2.1 Channel Wireless Stream aptX, 24Bit/192kHz Class D + Banana Plug 2 Pairs / 4 pcs : Electronics Amazon.com: Fosi Audio Bluetooth Amplifier Stereo Hi-Fi 2.1 Channel Wireless Stream aptX, 24Bit/192kHz Class D + Banana Plug 2 Pairs / 4 pcs : Electronics](https://m.media-amazon.com/images/I/61GDHEYHozS._AC_UF894,1000_QL80_.jpg)
Amazon.com: Fosi Audio Bluetooth Amplifier Stereo Hi-Fi 2.1 Channel Wireless Stream aptX, 24Bit/192kHz Class D + Banana Plug 2 Pairs / 4 pcs : Electronics
![Facmogu ST-838 2.1CH Subwoofer Amplifier Audio Stereo Bass Amp, RMS 20Wx2+40W Class D Amplifier with Subwoofer Output, 80W Mini Sub Bass Amp Digital Power Amplifier with Power Adapter - Silver : Amazon.ca: Facmogu ST-838 2.1CH Subwoofer Amplifier Audio Stereo Bass Amp, RMS 20Wx2+40W Class D Amplifier with Subwoofer Output, 80W Mini Sub Bass Amp Digital Power Amplifier with Power Adapter - Silver : Amazon.ca:](https://m.media-amazon.com/images/I/61HEhVBX3ML._AC_SY355_.jpg)
Facmogu ST-838 2.1CH Subwoofer Amplifier Audio Stereo Bass Amp, RMS 20Wx2+40W Class D Amplifier with Subwoofer Output, 80W Mini Sub Bass Amp Digital Power Amplifier with Power Adapter - Silver : Amazon.ca:
![Stereo Audio Amplifier, Mini HiFi 2.1 Stereo Bass Car Home Audio Power Amplifier, Professional Digital Amp for Use on Your Carrier or at Home (White) : Amazon.ca: Electronics Stereo Audio Amplifier, Mini HiFi 2.1 Stereo Bass Car Home Audio Power Amplifier, Professional Digital Amp for Use on Your Carrier or at Home (White) : Amazon.ca: Electronics](https://m.media-amazon.com/images/I/6173KZTsWtL._AC_SY355_.jpg)
Stereo Audio Amplifier, Mini HiFi 2.1 Stereo Bass Car Home Audio Power Amplifier, Professional Digital Amp for Use on Your Carrier or at Home (White) : Amazon.ca: Electronics
![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 : Amazon.com.au: Electronics 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 : Amazon.com.au: Electronics](https://m.media-amazon.com/images/I/51+VHtX2x-S._AC_UF894,1000_QL80_.jpg)
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 : Amazon.com.au: Electronics
![Nobsound Mini 2.1 Channel Bluetooth DSP Digital Power Amplifier HiFi Stereo Subwoofer Amp (Silver): Amazon.co.uk: Electronics & Photo Nobsound Mini 2.1 Channel Bluetooth DSP Digital Power Amplifier HiFi Stereo Subwoofer Amp (Silver): Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/51GiLA5Se7L._AC_SY450_.jpg)
Nobsound Mini 2.1 Channel Bluetooth DSP Digital Power Amplifier HiFi Stereo Subwoofer Amp (Silver): Amazon.co.uk: Electronics & Photo
![Amazon.com: Mini HiFi 2.1 Stereo Bass Auto Car Home Audio Power Amplifier Digital Amp(Silver) : Electronics Amazon.com: Mini HiFi 2.1 Stereo Bass Auto Car Home Audio Power Amplifier Digital Amp(Silver) : Electronics](https://m.media-amazon.com/images/I/61BqkQfad7L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Mini HiFi 2.1 Stereo Bass Auto Car Home Audio Power Amplifier Digital Amp(Silver) : Electronics
![Kokonm - MT21S Bluetooth Audio Amplifier Card 2.1 Channel 50W + 50W + 100W Stereo BT5.1 AUX USB Subwoofer Audio Module DC 12-24V : Amazon.com.be: Electronics Kokonm - MT21S Bluetooth Audio Amplifier Card 2.1 Channel 50W + 50W + 100W Stereo BT5.1 AUX USB Subwoofer Audio Module DC 12-24V : Amazon.com.be: Electronics](https://m.media-amazon.com/images/I/41LmmfTXxJL._AC_SY1000_.jpg)
Kokonm - MT21S Bluetooth Audio Amplifier Card 2.1 Channel 50W + 50W + 100W Stereo BT5.1 AUX USB Subwoofer Audio Module DC 12-24V : Amazon.com.be: Electronics
![Amazon.com: Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater : Electronics Amazon.com: Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater : Electronics](https://m.media-amazon.com/images/I/714fIG2S9cL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater : Electronics
![Amazon.com: S.M.S.L AD18 HiFi Audio Stereo Amplifier with Bluetooth 4.2 Supports Apt-X,USB DSP Full Digital Power Amplifier 2.1 for Speaker,Small 80Wx2 Class D Amplifier with Subwoofer Output : Electronics Amazon.com: S.M.S.L AD18 HiFi Audio Stereo Amplifier with Bluetooth 4.2 Supports Apt-X,USB DSP Full Digital Power Amplifier 2.1 for Speaker,Small 80Wx2 Class D Amplifier with Subwoofer Output : Electronics](https://m.media-amazon.com/images/I/616WOahWKnL._AC_UF894,1000_QL80_.jpg)
Amazon.com: S.M.S.L AD18 HiFi Audio Stereo Amplifier with Bluetooth 4.2 Supports Apt-X,USB DSP Full Digital Power Amplifier 2.1 for Speaker,Small 80Wx2 Class D Amplifier with Subwoofer Output : Electronics
![Amazon.com: XRONG Wireless Audio Subwoofer Amplifier, Audio Bluetooth 5.0 Stereo,2.1 Channel Mini Hi-Fi Class D Integrated Amp 100 Watt x2+100 Watt for Home Outdoor Passive Speakers,Powered Subwoofer : Electronics Amazon.com: XRONG Wireless Audio Subwoofer Amplifier, Audio Bluetooth 5.0 Stereo,2.1 Channel Mini Hi-Fi Class D Integrated Amp 100 Watt x2+100 Watt for Home Outdoor Passive Speakers,Powered Subwoofer : Electronics](https://m.media-amazon.com/images/I/71iA7V-2mLL.jpg)
Amazon.com: XRONG Wireless Audio Subwoofer Amplifier, Audio Bluetooth 5.0 Stereo,2.1 Channel Mini Hi-Fi Class D Integrated Amp 100 Watt x2+100 Watt for Home Outdoor Passive Speakers,Powered Subwoofer : 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: 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](https://m.media-amazon.com/images/I/71awZA+LKGL._AC_UF1000,1000_QL80_.jpg)