10W Wired/UHF Wireless Mini Fashion Microphone Guide Headset Teaching Lecture Dedicated Portable Amplifier ,High Sound

Super mini & Light weight128g Professional Smart AmplifierT2 Noise reduction 99.9% and Sound covers over 5000 Square feet/500. Multifunctional design, adjustable headset microphone, waist belt and new design removable clip. 4.2 Speaker & FM RadioWe used imported chips and innermagnet trumpet for giving our customer a Hifi Amplifier/speaker. The newest 4.2 transmission and TF card support allows you listen to music from your smartphone or tablet from up to 30 feet away.Compatible with all Bluetooth-enabled devices It has passed by MSDS and provide 8-10 hours(microphone mode) or 6-8 hours(music mode) long using time.