Description
Bluetooth Technology version 2.0                                                                  Dimension:108.5mm×58.2mm×
10.2mm
Weight:75g
Suitable temperature :-10℃ to  +55℃
Battery Type :Built-in  lithium-ion battery
Operation range:less then 10 meters
Operating Voltage:3.3V
Operating Current : ＜35mA
Charge voltage :4.2V-5.5V
Charge current: ＜300mA     

Main Features: 
1.22 Highlight LED backlight                                            
2.P+R High-quality keyboard technology
3.Build-in Large capacity rechargable li-ion battery
4.Iphone style design
5.66 keys