Features: 【2.4G Wireless Microphone System】This wireless microphone adopts a 2.4G frequency band features stable signal transmission and a 30m effective is not easy to interfere with ideal for film & vlog recording live streaming interview etc. 【Paired & Receiver】Transmitters and receiver have been paired just turn them on then the and receiver will automatically link to the frequency within 3s plug and play without tedious debugging. 【 Microphone Design】The has a built-in microphone and supports omnidirectional pickup with clearer sound. 【Built-in Rechargeable Battery】The and receiver both have a built-in rechargeable battery that can be charged via the provided USB cables and the working time is up to 8H after fully charging. 【Real Time Monitoring】The receiver has a real-time return monitoring interface you can connect headphones to monitor the recording effect; the backside clip design can be fixed on the collar easily and quickly. Specifications: Item: Microphone Transmission: 2.4G Distance: 30meters Color: Black Material: ABS Battery: 80mAh Product Size: 4.9*3.2cm / 1.93*1.26in Product Weight: 20.5g / 0.72oz Package Size: 13.8*11*4cm / 5.43*4.33*1.57in Package Weight: 166g / 5.86oz Package List: 1 * Microphone 1 * Phone Receiver 1 * Type-C Cable 1 * 3.5MM Cable 1 * User Manual