Specifications    
1)Model:HM2000
2)Reference price:USD$15
3)Bluetooth version:V4.1+EDR
40Weight:10g
5)Size:62*16*14mm
6)Battery capacity:140mAh
7)Range:10m
8)Standby :280 hours
9)Music:8 hours
10)Talking :10 hours
11)Charging :3 hours
12)Color:Red, Black, Blue, Gold

Feartures
1, Intelligent voice reminder; tell you the calling number
2, Reminder can be switched between Chinese and English
3, Support FM radio 
4, High quality sound and noise proof
5, Taking photos function by bluetooth 
6, Battery display function
7, Strong campatibility to apply to 99% devices from the market.