The working frequency of the transmitter is ranged from 83-108MHZ
The transmitter can be widely compatible with multi-media such as TV, PC, DVD, CD, VCD, MP3 and other electronic products with audio output plugs. Good quality of the sound and be effective with over 30M and the sound signal can penetrate barriers like walls and objects without the angle limitation.
TV-Accompanying: You can enjoy the TV program freely without disturbing others by using wireless headphone.
With super bass function.
FM broadcast: The headphone can be used as FM radio separately and search and focus channels ranged from 88-108MHZ automatically with stable frequency.
Online chat(Receiver can connect the audio line with microphone to the PC)Receiver with audio line can be used as wired headphone.
Several headphones can share one transmitter

MAIN FEATURES:

6 in 1 features
FM radio
Supervision
Wired headphone
Online audio chat
Wireless headphone
The design conforms to human engineering principles comfortable for wearing

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

PACKAGE CONTENTS:

Wireless or wired headphone: 1pc
Transmitter: 1pc
Audio cable: 1pc (With multifunctional audio adapters)
Cable for wired using: 1pc (With microphone unit or not can be selected according to your requirement. )
Manual: 1 sheet