[Only for Android device with USB-C and OTG]The wireless lavalier microphone has two radio devices, which can record of two people at the same time (can also be used by one person). For android devices with USB-C port. [Mini-Size Portable & Durable]: The wireless lavalier microphone can provide more than 6 hours of cotinuous use after being fully . [Plug and Play]Wireless microphone designed for / Live Stream, , Vloggers, Bloggers, YouTubers, Interviewers and other video recording lovers, small lapel microphone is very convenient to clipped on the collar. Just Clip and go, no cables required - perfect for outdoor recording. Smart Noise Reduction 48KHz: Recording microphone built - in noise reduction chip, provide professional full frequency audio 48KHz stereo CD quality, strong anti-interference ability,effective recognition of the sound,in noisy environment can still record the details of each sound Colour:Black Material:ABS Package Contents: 2 * microphone 1 * receiver 1 * USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.