<ul> <li>Small and convenient, plug and play</li> <li>2.4GHz signal stability, 0.015s low delay, 300 meters barrier-free connection</li> <li>Fast charging, 15 minutes of charging can support the transmitter to work for 1.5 hours</li> <li>Lossless high fidelity sound quality, showing the true and natural original sound</li> <li>High-definition omnidirectional microphone and ultra-thin double diaphragm receiver</li> <li>Compatible with the cameras and speakers with a 3.5mm AUX jack</li> <li>It can be used for online live broadcast, video vlog shooting, program interviews, recording, video teaching and other occasions</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>