1) Advanced 2.4 GHz wireless technology, without caring about the signals delay or loss

2) USB2.0 interface, mini-receiver, automatic to connect

3) Automatic frequency-hopping technology, strong anti-interference, high sensitivity

4) The effective range up to 15 meters

5) Automatic reconnection

6) USB charging

7) Multimedia shortcut keys

8) Plug and play, not have to install any software

9) Fully support for Windows / Mac / Linux and other operating systems

* Conditions of the LED indicator:

1) When pressing any key on the keyboard and the LED slowly twinkles by 4Hz/s, it means unsuccessful connection. If the LED is on normally, it means successful connection.

2) If the LED twinkles fast by 16 Hz/s without pressing any key, it indicates a low power. It means the Battery needed to be replaced.

* Function of the keys:

(1) Keyboard

** POWER: Computer sleep key. When press this key, computer will sleep. Other keys function is same as that of normal keyboard.

** The function of special key combination

1) [F4]: open the home page of the internet explorer

2) [F5]: open the Outlook Express

3) [F6]: open the media player

4) [F7]: play the last

5) [F8]: play or pause

6) [F9]: play the next

7) [F10]: make the volume mute

8) [F11]:turn down the volume

9) [F12]: turn up the volume

10) ESC+G: Reset

11) [Shift]+ESC: sensitivity control: 600DPI,800DPI,1000DPI,1200DPI conversion

(2) Mouse

** To position:

1) Left button of mouse: functions are the same as a normal mouse

2) Right button of mouse: functions are the same as a normal mouse

(3) To match the keyboard and the receiver:

Simultaneously press Y key and the key on the keyboard until LED is on. LED will be off 5 seconds later. When the LED of the receiver is on, it means the connection is successful.