Q12 Type-C 8 Pin 2 in 1 Lavalier Wireless Microphone 1. 2.4G wireless technology with automatic frequency matching. 2. DSP intelligent noise reduction technology filters out background noise, resulting in clearer vocals. 3. Uses dual high-quality condenser microphones with imported chips, providing 360-degree ultra-clear omnidirectional sound pickup. 4. Supports real-time monitoring with zero latency. 5. Continuous recording for 6 hours per session. 6. With the charging case, up to 48 hours of battery life. 7. The receiver is equipped with a Type-C port, so you can charge your phone and record simultaneously. 8. Lavalier design makes it easy to carry and perfect for outdoor live streaming. Specifications Input Voltage: DC5V Microphone Battery: 80mAh Charging Case Battery: 600mAh Battery Life: 6-8 hours SNR: 70dBm (ANC) Transmission Latency: 30ms Sensitivity: -38dB Frequency Response: 20-20kHz Transmission Distance: 20 meters (unobstructed) Charging Case Dimensions: 82x37x62.3mm Receiver RX Dimensions: 40x18x8mm Microphone TX Dimensions: 40x23.6x12mm