Features:
Longer wireless transmission distance.
Built-in over-capacity polymer lithium battery 300mAh.
Micro-USB charging port. Super anti-whistle features.
The receiver comes with a wireless connection, you can enjoy your karaoke without interference, easy to adjust the volume.
Can be widely used in: Teaching, tour guide, sales promotion, lectures, meetings, karaoke, fans singing and so on.

Specification:

Headset Transmitter
Audio SignalDigital sampling
MatchingAutomatic pairing
Transmission Frequency470MHZ-960MHZ
Frequency Response Range20HZ-20KHZ
Transmission ModeTwo-way UHF band
Power SupplyBuilt-in 300MAH polymer lithium battery
Power Consumption0dB  60MA
Receiver
Transmission Frequency470MHZ-960MHZ
Frequency Response Range20HZ-20KHZ
TransmissionTwo-way UHF band
Power SupplyAudio equipment USB interface power supply or 5V power supply
Other Specification
Working DistanceAbout 50meters according to environment
MaterialPlastic
Package Weight136g
Quantity1pc

How to use:
1. Turn on the transmitter power switch, and plug the receiver into the USB interface of audio device.
2. Connect the receiver headphone output port 3.5mm audio to the audio device AUX-IN.
3. The green light of the transmitter and the receiver will flash 1-2 seconds at the same time. The green light goes out after auto pairing is successful.
4. Speak to the microphone, the sound device can receive the sound.

Package included:
1 x Headset Transmitter
1 x Receiver
1 x USB Cable