Audio adapter DAC decoder Bluetooth 5.0 receiver amplifier U disk player KTV microphone fiber coaxial adapter to analog converter. Using the latest high-quality integrated chip, bluetooth 5.0, usb playback, digital-to-analog signal conversion, all-in-one muke wind ktv machine, audio streaming to ordinary speakers for playback, speaker update use, dongle can enjoy the convenience brought by various technologies.
eBay