J11 J13 Mini Portable Wireless Lavalier Microphone With Charging Case

Product parameters

Frequency range: 2.4GHz
Frequency response range: 20-20KH
Transmission delay: 18MS
SNR: 64dB
Input voltage: DC4.8-54V
Charging current: about 65mA
Battery capacity: 80mAH
Working time: about 7 hours
Charging time: about 50min
Microphone: digital mic