DC 12-24V TB21H BT 5.1 Subwoofer Amplifier Board 50W+50W+100W 2.1 Channel Digital Amplifier Module Stereo Bass AMP TPA3116D2

DC 19-50V Dual Channel 600W+600W Stereo Amplifier Board Dual Core TPA3255 Amplifier Module AMP

50W*2+100W TPA3116 Class D 2.1 Channel Audio Amplifier Module DC 8-24V Stereo Dual Channel Subwoofer Amplifier Board

XY ST21PRO Compact 2.1Channel TPA3255 BT Digital Power Amplifier Board High And Low Tone Subwoofer Power Amplifier

ZK-6002 Pure Post Amplifier Board DC 18-50V TPA3255 600W+600W 2.0 Dual Stereo Channel Module with High/Low Frequency Adjustment

TPA3116 50W*2+100W 2.1 Channel Subwoofer Digital Audio Power Amplifier Board 12-26VDC

Subwoofer Amplifier Board High Power Bluetooth Audio Amp DC12V?24V 2.1 Channel TPA3116 50W+50W+100W

Digital Power Amplifier Board 80W+80W+100W 2.1 Channel Power Amplifier Board for DIY Speakers

TPA3251 BT Digital Amplifier Board HiFi Stereo Sound Digital Amp Module 220WX2 350W

TPA3116 Bluetooth 5.0 2.1 Subwoofer Digital Amplifier Board 12-24V Audiophile Grade

ZK-SUB600 300W+300W+Sub Amplifier Board DC 18-50V With Subwoofer Extension BT Amplifier Board Chip TPA3255 2.0+Channel Power

TPA3116 Subwoofer DC12V-24V Bluetooth-compatible 5.0 2.1 Channel High Power Amplifier Board Audio Stereo Amplifier Board for Bar

ZK-502MT Bluetooth 5.0 Subwoofer Amplifier Board 2.0 Channel High Power Audio Stereo Amplifier Board 2X50W Bass AMP

600W High-Power Digital Power Amplifier Board TPA3255 Upgraded Audio Amplifier Module Dual Channel 2x300W Class D Chip

ZK‑MT21 BT Amplifier Board High Power Sound Stereo DC12‑24V Digital Power Amplifier Board for 15‑100W 4‑8 Ohm Speakers

ZK-MT21 Bluetooth 5.0 Power Amplifier Board 2x50W+100W 2.1 Channel Subwoofer Digital Power Amplifier 12V 24V Audio Stereo AMP

TPA3255 Amplifier Module Class D High Efficiency 600W+600W Boost Differential Input Stereo

Subwoofer Amplifier Board 100W 500mV 2.1 Channel Easy Control High Safety ZK TB21 Power Amplifier

2.0 Stereo Bluetooth Power Amplifier Board Digital HIFI Amplifier Module High Low Frequency

2x50W+100W Double Channel Power Amplifiers Board StereoDigital 18V-24V TPA3116 Class D HIFI Y Amplificador

2x100W Amplifier Board HIFI with Treble Bass Control TPA3116D2 DC12‑24V BT AUX Inputs 2.0 Channel