T20 New wireless lavalier microphone with multiple configuration options

1. Solution Brand: Jerry

2. Battery capacity: 70mAh button battery

3. Battery life: 4-5 hours

4. Signal-to-noise ratio: 64 dBM

5. Transmission delay: 30MS

6. Sensitivity: -42 dB

7. Frequency response range: 20- 20 KHz

8. Transmission distance: barrier-free 40m-50m