<ul> <li>The noise reduction function can be turned on/off freely to restore clean and pure sound quality</li> <li>2.4GHz wireless transmission technology, low latency, more stable signal transmission</li> <li>Built-in high-quality omnidirectional microphone, providing users with broadcast-level sound quality</li> <li>Automatic pairing at startup, no code pairing required, plug and play</li> <li>Dual-channel design to meet various recording scenarios</li> <li>The transmitter can work continuously for 9 hours after being fully charged</li> <li>During recording, if your device needs to be charged, you can connect to this USB-C port to charge it</li> <li>Compatible with mobile phones, tablets, computers and other recording devices with USB-C interface</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Transmission Type: 2.4GHz</li> <li>Directivity: Omnidirectional</li> <li>Frequency Response: 20Hz-16kHz</li> <li>SNR: 80dB</li> <li>Sensitivity: -42dB</li> <li>Transmission Range: 50m (without obstacle)</li> <li>RX Output Power: 6db</li> <li>TX Battery Capacity: 95mAh</li> <li>TX Charging Time: about 2 hours</li> <li>TX Battery Life: about 9 hours</li> <li>Receiver Power Supply Mode: external equipment power supply</li> <li>BY-V20-TX: 9.5g</li> <li>BY-V20-RX: 6g</li> <li>BY-V20-TX: 52.22x25.23x19.75mm</li> <li>BY-V20-RX: 43.92x24.7x9.3mm</li> </ul> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.