1. Built-in 140mAH lithium battery, battery life 10 hours.
2. 2 4Ghz digital audio technology, precise transmission, completely solve the trouble of audio and picture asynchronous.
3. High-density anti-spray sponge, high-sensitivity microphone, quick response, 360-degree radio without dead ends, delicate and clearer.
4. Automatic pairing, plug and play, get rid of wire constraints, no need for tedious operations, power on and plug in the receiver to automatically connect.
5. The built-in noise reduction chip can effectively identify the original sound, and it can still record clearly in a noisy environment.
6. You can test whether it works normally during operation, monitor the audio status and help the recording to be completed successfully, and support ear return + monitoring.
7. High-performance wireless microphone, stable signal, support 50 meters barrier-free connection, unlimited free recording.
8. Charging current and voltage: 5V/0.5A
9. Charging time: 1.5h
10. Frequency response range: 48KHZ
11. Working hours: more than 4 hours
12. Transmission distance: 50 meters
13. Power supply: built-in polymer battery 140mAH
15. Dimensions: 83 x 25 x 15mm