Function and Description
Material: PC.
Colors: champagne gold, pearl white, blue, pink, rose-bengal
Inner diameter: 65MM and 58MM for your option
The Bluetooth bracelet works as a timer. Time Display and Adjustment.
Caller's number display (Name&Number display pairing with iPhone)
Unconnection and incoming call vibrating warning
Built in microphone, with hands free function (Answer/Reject/Hang up)
Music Player/SMS/Memento/Alarm Colock synchronization function
Anti-lost & Anti-theft function
The bluetooth can be applicable for every brand bluetooth mobile phone. When not in use it can perform as a bracelet with special design
Specification 
 
Product specification 
Bluetooth version
 V2.1
Working voltage
3.6V-4.2V
Working current
45mA
Working frequency
2.4GHz
Charging time
2 hours
Standby time
72 hours
Cell type
lithium ion battery
External charger specification  
Input voltage
110~240V
 Frequency
50Hz
 Input current
0.15A
Output voltage
5.7V
Output current 
600mA