Product description:
Item:Sport Bluetooth Headset
Water-Proof level: IPX7 (can be used under 1meter deep water)
Bluetooth Standard:V4.1
Charging means:USB charge DC5V
Battery:High-capability rechargeable lithium polymer battery
Bluetooth Operation:class 2
Profiles Supported:Headset/Handsfree/A2DP/AVRCP
Talking time:About 6 hours
Playing time:About 6 hours
Standby time:About 160 hours
Chinese/English voice prompt switch:Long press "V-"button for 5 while in the standby mode

Package include:
1 x bluetooth headset
1 x Earbud
1 x USB Cable
1 x user manual