Features :
1 . Use copper ring speakers for clear, high-quality music, small and elegant.
2 . Suitable for long-term wear, and the earhook makes it stronger and easier to wear.
3 . CSR BT4.1 connection, stable signal transmission, transmission distance up to 10m.
4 .  Intuitive, easy access control, pause/playback, reject/answer, hang up/callback, and built-in microphone for easy call handling

Detail :
Material : ABS
Bluetooth version : V4.0
Transmission distance : 10M
Body size : 5.5*2*1.5cm/2.17*0.79*0.59inch
Charging time : less than 2 hours
Talk time : more than 4 hours
Music time : 3 o'clock or more
Standby time : 55 hours or more
Battery capacity : 55mAH
Product Chip : CSR8615
Transmission frequency : 2.4GHz
Charging voltage : DC5V
Support Agreement : Headset Hands-free A2DP

Include :
1* Bluetooth headset(Without Packing Box)
1* Ear-Hook
1* USB charging cable
1* English user manual