2.4g private transmission protocol, private high-quality compression algorithm
● adaptive frequency hopping, strong anti-interference/stable signal/long distance
● automatic pairing, Plug and Play
● very low latency, latency <20ms, audio and picture synchronization
● power consumption of the whole machine: transmitter <10mA, receiver <25mA
● supports slow or fast charging of mobile phones (recording and charging)
● Built-in 360-degree full-pointing HD high-sensitivity microphone, and also supports ECM, MEMS, and analog microphone
● good compatibility and support mobile phones/computers/tablets
● support USB firmware backup and upgrade
● generator built-in 60mAh rechargeable button battery, can last 6-8 hours
● frequency response: 20HZ-20KHZ
● sensitivity:-30dB
● Signal-to-noise ratio:-65dB
● transmission distance: 20 meters

power on: press the power on Button briefly, and the white light turns to flashing after 1 second.

Pairing: after you press the power-on button for a short time, press the power-on button for about 8 seconds, and the white light flashes quickly (note: long press for 3 seconds will appear
the white light flickers, press and hold until the white light flickers again), and then plug the receiver into the mobile phone or other devices,
at this time, the green light of the receiver flickers. Once connected to the transmitter, the green light becomes long and the transmitter turns off.

Mute: after connecting, press the transmitter power button briefly to turn to mute, and the white light is on. At this time, the other party cannot hear the launch.
The sound on this side of the device can be unmuted if you press it short, and the white light goes out

shutdown: press the power-on button for 3 seconds in the power-on state, and the white light flashes twice.
Note: as long as the transmitter and receiver are paired, the next time they are turned on, they will be automatically connected.
2) indicator light description:
transmitter:
power on: white light lasts for 1 second
shutdown: white lights flash twice
matching: white light flash
successful connection: the white light goes off
mute status: white light is on
low power state: White Light flashing slowly
receiver:
pairing: Green light flashing. Connection successful: Green light on