Working time: 6Hours
Working distance: 20 meters reception
Mic battery capacity: 70mAh (button cell )
Frequency: 2.4 GHz
Signal To Noise Ratio: 65DB
Frequency Response Rate: 20Hz-32KHz
Sensitivity: -26dBFS
Material: Plastic, ABS
Working time: 6Hours
Working distance: 20 meters reception
Mic battery capacity: 70mAh (button cell )
Frequency: 2.4 GHz
Signal To Noise Ratio: 65DB
Frequency Response Rate: 20Hz-32KHz
Sensitivity: -26dBFS
Material: Plastic, ABS