Yanmai GF13 2.4G Wireless Headset Noise Reduction Microphone(Black)

1. Signal-to-noise ratio: -65dB
2. Sensitivity: -38dB
3. Transmission distance: 20m
4. Frequency response: 20Hz-20kHz
5. Transmitter battery capacity: 350mAh
6. Transmitter usage time: approx. 7 hours
7. Receiver battery capacity: 150mAh
8. Receiver usage time: approx. 10 minutes
9. Operating current: 14mA
10. Charging current: 180mA
11. 2.4G proprietary transmission protocol, proprietary high-quality compression algorithm
12. Adaptive frequency hopping, strong anti-interference/stable signal/long range
13. Automatic pairing, plug and play
14. Extremely low latency, less than 20ms, audio and video synchronization
15. Supports slow or fast charging (while recording and charging), compatible with mobile phones/computers/tablets
16. Built-in 360-degree omnidirectional high-definition high-sensitivity microphone