Features:
    1. wireless headphone
    2. wired headphone
    3. FM radio receiver
    4. wireless monitoring
    5. wireless chat online
    6. charging function
    7. XBS BASS
    8. microphone
    9. widely applicable to PC, TV, DVD, VCD, MP3, MP4 and other major audio sources
    Specifications:
    Transimitter:
    1) frequency: 86MHz
    2) modulation mode: FM
    3) transmission range: 35meters
    4) power supply: 2xAAA or 4.5V adaptor(to be purchased additionally)
    Receiver(headphone):
    1) frequency range: 84-108MHz
    2) reception mode: FM 
    3) frequency response: 20-20000Hz
    4) distortion: <=2%
    5) power supply: 2*AAA batteries(not included)
    Packing: 
    Inner packing: 1 unit/color box 
    Color box size: 22x10x26cm 
    Qty./ carton:  20 units/carton 
    Carton size: 51x45.5x54cm 
    N.W/CTN: 12.7kg   G.W./CTN:14.0kg

OEM/ODM,Customized Logos/Designs are Welcome