Description: U-segment wireless transmission, 40-50 meters wireless range,high anti-interference ability. Built-in 1200mA lithium battery,fully charged can be used about 4-8hours. Suitable for dynamic microphone, conference microphone, interview microphone and other transmitters that can switch 5V power supply, support 5V condenser microphone. The transmitter interface is a XLR male plug, which can be plugged into a dynamic microphone. The conversion head can be turned into a 3.5 interface for plugging in a microphone with a 3.5 plug. Receiver XLR male plug, suitable for audio equipment with XLR microphone input interface, adapter can be used for audio equipment with only 6.5 or 3.5 connections. Specification: Size:Approx.11x32x32mm/0.43x1.26x1.26inch Package Includes: 1 Piece Microphone System Receiver 1 Piece Microphone System Transmitter 1 Piece XLR Plug 1 Piece Manual 1 Piece Charging Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!