360 degree Protection stents For iphone 4 buletooth wireless folio keyboard case

1.easy to carry 2.one year warrenty 3.keep it use long time,looks like new face 4.key board covers

Key Features

1. Built-in lithium battery, portable mini-USB interface for convenient charging and charging management instructions.

2.Use Broadcom 2042 master chip with bluetooth2.0 interface.

3.Structural design ergonomically.

4.Use the Bluetooth industry leading software solutions, the WIDCOMM BTW (Microsoft officially designated software) Bluetooth software.

5 built-in software solutions with Bluetooth human interface device and comply with the Bluetooth SIG Bluetooth2.0 version specification.

6.Support for Sony PS3.

7.Support a variety of Bluetooth mobile phone keyboard input at the same time.

8 Support for Windows XP / Windows 7/Vista / Mac operating systems.

9.Frequency range: 2.4 - 2.4835

10 Receive Sensitivity: the - 75bm (standard), up to 4bm, ultra-low radiation.

11 operating distance: 10m

12.Operating Temperature: -30 ~ 80 °C

13 Humidity: 30% -90%.

14 Li-ion battery Capacity: 160mA

15 continued use of the time: 40 minutes

360 degree Protection stents For iphone 4 buletooth wireless folio keyboard case