Microphones,Set Voice Amplifier Uhf Mic Siuke Uhf Headset Professional Voice Headset Set Uhf Mic Uhf Set Display With Mic Set Display Screen Professional Mic Hm-200w Headworn Buzhi

Condenser microphone, high sensitivity, clear vocal. Frequency modulation; Up to 40 units can be used simultaneously without crosstalk or interference. UHF technology with low power consumption, high anti-interference capability, and use distance up to 40m(without obstacle). Suitable for use with amplifiers or speakers in speech, teaching, tour guide, promotional activities, etc. Built-in 400mAh Li-ion battery lasts for 6h operation.