•Product Type: Lavalier Wireless Microphone
•Channel system: One Microphone one Receiver
•Control method: Button
•Active and passive: Active
•2.4G solution: Jerry AD6976M4
•6Working system: GFSK
•Working frequency: 2.4G-2.4835GHZ
•Radio sensitivity: -38db Effective distance: Greater than or equal to 10 meters
•Transmitter shutdown power consumption: 2ua
•Transmitter power consumption (video mode): 25ma
•Transmitter power consumption (Bluetooth mode): 30-40ma
•Receiver power consumption: 16ma
•Receiver charging current for mobile phone: 1000ma
•Microphone signal-to-noise ratio: Greater than or equal to 65db
•Frequency response: 20Hz-20KHz
•Monitoring: One-way monitoring
•Microphone: Electret
•Battery: 300mAh
•Talk time: More than 10 hours
•Standby time: (off-state): 6 months
•Charging input standard: DC-5V/MAX 200+/-10mA
•Charging time: 1.5-2 hours