<ul> <li>Open the cover lid, and it will turn on automatically, put it into the charging compartment and it will automatically turn off</li> <li>Plug and play, no need to download APP</li> <li>The pickup time of the wireless microphone can be up to 7 hours on a single charge, and the battery life can be up to 35 hours with the charging case</li> <li>Provides stable 2.4GHz wireless transmission to ensure good sound quality and smooth interaction, barrier-free transmission distance is 300 meters</li> <li>Compatible for mobile phones with a Type C interface (not support for Samsung and not support for Xiaomi Redmi phones)</li> <li>Perfect for live streaming, video recording, video blogging, online teaching, etc</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Pointing characteristics: omnidirectional</li> <li>Channels: 2</li> <li>Frequency: 20Hz-20KHz</li> <li>Input voltage: 5V</li> <li>Signal-to-noise ratio: &ge;60DB</li> <li>Transmission frequency: 2.4GHz</li> <li>Transmission distance: 300 meters</li> <li>Microphone battery capacity: 70mAh</li> <li>Single use time: 7 hours</li> <li>Charging case battery capacity: 450mAh</li> <li>Total use time: 35 hours</li> <li>Microphone size: 47.1*15.04*15.61mm</li> <li>Receiver size: 47.5*13.47*7.95mm</li> <li>Product net weight: 8.2g</li> </ul>