Features:
* Wireless headphone functions
* Headset with FM radio functions
* Wired or wireless headphone functions
* Wired online chat
* With LED lights
*Transmitter
Transmitting frequency: 84~87MHz
Power supply: AA DC 1.5v batteries 2pcs               

*Receiver
Receiving frequency: 84 ~ 108MHz
Max receiving range: 30m
FM radio frequency: 88~108MHz