2.1 Channel Class D Digital Amplifier Board - 25W Subwoofer, 2x6W, 12V

2.1 Subwoofer Power Amplifier Board 240W High Power 3 Channel Audio Amplifier Board

80W+80W DX-206 2.0 Stereo High Power Speaker Amplifier Board 4558 OP AMP

7.4V 12V Amplifier Board Square Dance 30W MP3 Amp Support Bluetooth AUX U-Disk 5-8Inch Speaker Home Theater DIY

Bluetooth Decoding Board 2x40W Bluetooth MP3 Decoding Board Module Supports Memory Card USB FM Radio

Bluetooth Amplifier Board Professional 50W 50W TPA3116D2 HiFi Level Bluetooth 5.0 Sound Amplifier

Audio AMP FM Radio U-disk USB TF Player Subwoofer Amplifier Board Bluetooth-compatible Support Cellphone Tablet PC MP3

2*80W DIY Digital Amplifier MP3 Decoder Board DC 8-24V Bluetooth 5.0 Car MP3 Music Player Speaker Car FM Radio USB TF Recording Module

2*220W+350W TPA3251 Bluetooth Power Amplifier Board 2.1Ch Class D USB Sound Card Subwoofer Theater Audio Stereo Amp

30W-120W Power Amplifier Board USB Dac FM Radio TF Player Subwoofer DIY Amplifiers 7.4V Lithium Battery Outdoor Bluetooth Lever

DX-418 2.1 Channel Subwoofer Amplifier Board 60Wx3 Output Power Multiple Input Interfaces Digital Power Amplifier Boards

2*50W+100W Power Subwoofer Bluetooth Amplifier Board Sound Class D Home Theater Audio Stereo Equalizer AUX Amp

XH-A901 NE5532 Tone Board Preamp Pre-amp With Treble Bass Volume Adjustment Pre-amplifier Tone Controller For Amplifier Board

400W Treble/Bass Frequency Divider Double 2 Way Speaker Audio Crossover Filter

Stereo Amplifier Digital Hi Fi Power for Bedroom Boats Living Room Silver

ZK-MT21 2x50W+100W 2.1 Channel Subwoofer Digital Power Amplifier Board AUX 12V 24V Audio Stereo Bluetooth5.0 Bass Amp for Home

2.1 Channel Bluetooth Digital Amplifier Board with Subwoofer and High/Low Tone Adjustment

D10/ D10-II Bluetooth Amplifier Board AUX TF Card USB 30-120W for 4 Ohm 40W Speaker 110V 220V 12V 24V Subwoofer Audio Amp Module

2.1Channel 240W High Power Subwoofer Audio Amplifier Board Dual AC2226V

160W Stereo Amplifier Bluetooth 5.0 MP3 Decoder Board 2*80W Mp3 Audio Player 8-24V Car FM Radio Module TF USB Mic Record Call

Kebidu 2*120W 2*30W 2*20W Dual-channel Digital Audio Power Amplifier Board HD Stereo High Power Amplifiers Class D Amplificador