Relacart MINI WIRELESS MICROPHONE SYSTEM

* Digital Wireless Microphone System,Wireless Lavalier Microphone with 1 Receiver 1 Transmitter for DSLR Camera, Smartphones, and Camcorder Built-in Battery * Adopt 2.4G ISM global unlimited frequency band transmission Widely compatible with computers, digital / SLR cameras, camcorders, voice recorders, tablets, and mobile phones * Both the receiver and the transmitter use a high-brightness OLED display * Built-in electret microphone, also supports external lavalier microphone, output volume can be adjusted * Automatic pairing at startup,Built-in lithium battery, charging with USB 5V