Transmission Type: 2.4GHz Wireless
Polar pattern (built-in microphone): omnidirectional
Builtin mic frequency response: 80hz-16khz
External microphone frequency response: 50hz-18khz
Maximum output level: +2.2dbu
Maximum spl: 100db spl (1khz @ 1m)
Thd + n: 0.4%
Without light: 82db
Power: built-in li-po battery 350ma/3.7v 2pcs
Charging port: USB-C, dc 5v 1a max
Battery life: up to 6 hours
Audio input: 3.5mm TRS lavalier microphone input (transmitter)
Audio output: 3.5mm TRS (receiver)
