Super set speaker Bluetooth input; USB/TF/U segment wireless hand microphone two / WIFI / HDMI; support MP3 / WMA / multiple decoding methods; HIFI level high fidelity intelligent 2.1CH mini audio system; set home theater personality concert hall Kara OK and other functions in one; single all loop playback function; full-function remote control digital control; music volume MIC volume MIC effect mode independent adjustment