Factory default automatic frequency calibration frequency mode: frequency modulation
Use time: 8~10 hours usage time 8-10 hours
TX and RX empty distance 20 meters ~ 30 meters
(TX and RX are approximately the same distance)
Frequency UHF UHF frequency range 600MHZ~900MHZ
宓 core: capacitive microphone core: capacitive
Supply current: 0DB <75MA supply current: 0DB <75MA
Power supply: polymer lithium battery power supply
