1) Bluetooth version: V3.0

2) Operating distance: 10M

3) Color: Silver + white

4) Material: PVC

5) Powered by 2 x AAA batteries (not included)

6) has the power switch to turn off the power when not in use,saving power.

7) ultra-thin design,the main thickness of only 6.7mm

8) 78 button design,with seven multimedia keys

9) Appearance,fashion,very fine

10) windows compatible computer operating systems,such as windows98,windows2000,NT,XP,Vista,Win7 so,without driving,as long as Bluetooth can be installed directly

11) Compatible with Mac os operating system,iPad,Phone OS 4.0 does not need to install any drivers,can be used directly

12) Compatible with windows mobile operating system,do not need to install any drivers, can be used directly

13) Dimensions: 28.5 cm x 12.0 cm x 1.8 cm

14) Weight: 285 g