MONO Bluetooth Sunglass wholesale china

INTRODUCTION:
The spectacle frame is ultra-thin and fashionable. And it's easy to replace the lenses to meet customer's mind in optical shop.
Features:
1). On-line chat through Bluetooth wireless transmitter.
2). Support headset, handfree profile
3). Redial the last call, Reject call.
4). Volume adjustable.
5). LED indicates connection.
6). Faster connecting, clear sound, anti-interference
Specification:
1) BT protocol: Version 2.0
2) Frequency: 2.4 GHz
3) BT range: 10meters.
4) Net weight: 48g
5) Power supply: DC3.7V/60Ma
6) Working volt: 3.7V
7)Battery: Rechargeable Li-Ion battery
Talking time: Up to 8 hours
Standby time: Up to 150 hours
Chargeing time: About 2 hours.
Accessories:
1). USB charging line.
2). Glasses box
3). Glasses cloth
4). User guide.