Wlauqueta 3X New Microphone UHF Free Portable 2 in 1 Volume Amplifier Microphone Professional Headset for Speech Teaching

2. Handheld microphone: The microphone can also be used as a hand microphone, allows you to move more freely and show or important , very suitable for fitness trainers, teachers and dance trainers. 3. Easy to use: please turn on the power switch of the transmitter and receiver, the blue light flash for about 2 seconds, the light stop flashing after the match is successful, and then you can use it without further operation. 4. Wide Compatibility The UHF free microphone can be used with voice amplifier/high power speaker/portable PA system/mixer/ speaker system. We also provide 3.5mm to 6.35mm adapters to help you make more choices. 1. NOT SUPPORT MOBILE PHONES / FOR/LAPTOPS - The latest wireless microphone headset system: using advanced UHF-free transmission technology. Provide a stable 160 feet (50 m) free connection in open areas. Suitable for teaching, stage performances, lectures, etc. 5. 【No Rechargeable Microphone】Micro-USB cable can charge the transmitter and receiver without at the same time, it takes about 2-3 hours and the working time is about 6 hours after fully . You do not need to change the battery regularly.