Features:
- Bluetooth version: V4.1
- Support profiles: HSP,HFP,AVRCP,A2DP
- Sound Mode: Stereo
- Chip: CSR8635
- Charging time:1-2 hours
- Standby time: 180 hours
- Playing music: 5-6hours
- Operating Distance: in 10meters
- Power Source: Built-in Rechargeable 80mah Li-ion Battery