wireless headphone use P.L.L technology to make sure the transmitting and receiving reliable and stable.

Wireless Headphone features:

1.Use P.L.L technology to make sure the transmitting and receiving reliable and stable.

2.Built-in DTS to preset transmission frequency points according to your requirements..

3.Digital Radio function.

4.Auto lock transmission frequency points when turn on the headphone.

5.Suitable for American (Current Frequency:49.86M)and European Markets(Current Frequency:40.68M).

Sell JH-807A3 VHF Multifunction Wireless Headphone