100% Brand New.
Material: Plastic Shell+ Electronic Component
Color: Black
Effective Distance: within 10m
Working Voltage:3.3-4.2V
Charging Voltage:5V
Charging Current:250mA
Support PS3 games and all Bluetooth-enabled mobile phones and device
CSR BC05 Bluetooth4.0 chip
Long Standby time up to 150 Hours, Continuous working time up to 6 hours.
DSP noisereduction
Transmissionrange: max 10 meters / 32fts
USB port charging,charging time