J11 WIRELESS DUAL LAVALIER MICROPHONES FOR USB TYPE-C ANDROID WITH CHARGING CASE

J11 WIRELESS DUAL LAVALIER MICROPHONES FOR USB TYPE-C ANDROID WITH CHARGING CASE

• Frequency range: 2.4GHz
• Charging voltage: DC 4.8~5.4V
• Transmission distance: 20 meters (barrier-free)
• Human obstacle distance: about 7m
• Microphone: digital microphone
• Working time: 5h
• Charging case: it can charge the microphone 4-5 times
• Signal-to-noise ratio: 64dBm
• Start-up current: 1.5~6mA
• Charging interface: Type-C
• Transmission delay: 18MS
• Standby current: 4.3~5.5mA
• Sensitivity (Microphone): -26dB
• Microphone battery capacity: 80mAh
• Antenna type: ceramic antenna
• Charging current: 65mA
• Frequency response range: 20-20KHZ
• Charging case battery capacity: 300mAh