Amazon.com: XY-S100H 2.1 Channel Bluetooth Power Amplifier Board with APP Control, TPA3116 Chip 50W×2+100W, 12V-24V Audio Power Amplifier Module, Support Setting Bluetooth Name and Password : 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: AIYIMA D05 Bluetooth 5.0 Power Amplifier 120Wx2 Stereo HiFi 2.1 CH Digital Sound Amplificador 24Bit/192kHz Class D Amp USB DAC Coaxial Optical OLED AptX, Support Subwoofer & with Remote (D05) :
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: Mini HiFi Stereo 2.1 Channel Audio Amplifier for Home Car Marine Subwoofer Amp : Electronics
Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle S : Electronics
Amazon.com: Dayton Audio DTA 2.1BT2 with MK402X & MKSX4 Subwoofer 2.1 Audio System Bundle : Electronics
Amazon.com: XY-S350H 220W*2+350W 2.1 Bluetooth Power Amplifier Board Support Custom Bluetooth Name, 18V-36V Bluetooth Speaker Audio Amplifier Module (XY-S350H) : 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: Cyber Acoustics CA-3610 2.1 Multimedia Speaker System with Subwoofer, Perfect Computer Speakers for PC or Mac, Great for Music, Movies, and Gaming : 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: 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: 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: 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: Fosi Audio BT30D-S Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer : 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 BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer : Electronics
Amazon.com: Smalody Computer Speakers for Desktop with Subwoofer Bluetooth, 2.1 PC Speakers System for Gaming Monitor : Electronics
Amazon.com: Polarlander Power Car Amplifier Hi-Fi 2.1 MP3 Radio Audio Stereo Bass Speaker Booster Player for Motorbike Home No Power Plug : 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: 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: Facmogu ST-838 2.1 Channel HiFi Stereo Subwoofer Amplifier, RMS 20Wx2+40W Mini Digital Audio Power Amplifier for Home Speakers, 80W Subwoofer Amplifier Audio Stereo Bass Amp with Power Supply - Black :
Amazon.com: Fosi Audio T3 Hi-Fi Tube Amplifier Class AB 2.1 CH Bluetooth 5.0 Headphone Amp : 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 :
