Contain high-capacity rechargeable polymer battery ,and 5V DCpower supply ,with 100-240vAC adapter.
No signal or long time no working ,headphones will keep in automatic sleep function.

Function:
headset for the Sony PS3
network calls function
wireless bluetooth technology
bluetooth v2.0,csr blue core 4
frequency: 2.4Ghz-2.4835GHz,ISM Band
rechargeable battery li-polymer
open space distance: straight line 30m
high-frequency sensitivity: �7.5dB

Color:Black
Net weight: 44.5g(with battery)
Packing weight: 135g
Packing size: 194*165mm

Item Include:
1*headset for the Sony PS3