BOMGE 8 channel mini audio mixer Line Mixer ，DC 5V，Bluetooth,48V ,24DSP effects for Small Clubs or Bars, Studio Recording

300W bluetooth Digital Power Amplifier Board 220V/50Hz EU Plug Home karaoke TF card / U disk MP3 Player Subwoofer Amplifier

A-6928 Audio Power Amplifier Board 5V Bluetooth-Compatible 5.0 Audio Amplifier Board

ZK-502MT 2.0 Stereo Bluetooth Audio Digital HIFI Amplifier Board Module 50W * 2 High and Low Bass Tunes

12V 400W Stereo Mini Amplificador Audio Power Amplifier HIFI 2CH Audio Music Player Stereo Audio Amplifier for Mic Car Home

Douk Audio T13 Mini Phono Preamp for Home MM Turntables Desktop Headphone Amplifier Record Players Preamp with Dual VU Meter

AK-370 Audio Amplifier 2.0 Channel Auto Music Subwoofer Speaker 20W+20W Digital Audio Amplifiers Mini HIFI Stereo USB OTG Input

ZK-502MT 2x50W Blutooth5.0 Subwoofer AUX Digital Audio Power Amplifier Module Board HiFi 2.0 Channel Stereo Bass AMP for Speaker

Refer To The Berlin 933 Amplifier Circuit Amplifier Classic Equipment Fever Amplifier Machine Heavy Material Fever Version

FiiO K13 R2R Desktop DSD Decoding Headphone Amplifier Lossless HIFI Portable Headphone Power Amplifier