The XIAOKOA UHF Wireless Microphone is a dual lavalier microphone that is suitable for recording voice and video on mobile phones and cameras. It is not compatible with computers and speakers. The microphone uses UHF wireless connection technology and has a 50m wireless transmission range. It has a recording function, high sensitivity omnidirectional microphone, and intelligent noise reduction for clearer and more realistic sound. The microphone is charged via USB and has a built-in rechargeable Li-ion battery with over 6 hours of working time.