Great for one hand control. Easy-access dedicated multimedia controls, it is convenient and easy to switch between gaming.Mechanical feel with dazzling backlight, looks so cool.No additional software or firmware required, just plug and play.Function Introduction:1. The F1/F2 key comes with two macro recording function keys.(1) According to the FN+ESC key for about 3 seconds, the backlight flickers, enters the recording state, inputs the recorded content, records the storage according to the FN+F1, the backlight stops flashing,and broadcast the corresponding content according to the FN+F1.(2) The F2 recording keys are in the upper order.(3) Clear the recorded keys, press the FN+ESC key and the lights flicker, and press FN+F1/F2 to clear the corresponding recording keys directly.2. Different types of language versions can be configured according to the needs of customers.3.Allow the keyboard to run on for windows 2000, for Win XP, for Win Me, for Vista, for Win7/8/10, for Android, for Linux, for Apple and other operating systems.4. Support various kinds of super dazzling backlight effects as follows.(1) Press FN+F3 button: seven monochromatic and one mixed color light cycle switching.(2) Press FN+F4 button: Wave/Color lights Racing Horse: Color lights gradient flowing water, default wave mode. Press again to enter color lights circular racing horse mode.(3) Press FN+F5 button:backlight off/turn on,cycle switching.(4) Adjust the speed of the streamer according to the FN+5key.(5) Adjust the speed of the streamer according to the FN+6key.Item Name: Gaming KeyboardMaterial: PlasticApplicable Models: UniversalNumber of Keys: 35 (Key)Interface: USBPlug and Play: SupportConnection with Computer: WiredMultimedia Function Key: NoShortcut: YesWaterproof: YesBacklight Function: YesSize: 15.5cm x 18.5cm x 2.8cm/6.10" x 7.28" x 1.10" (Approx.)Cable Length: 120cm/47.24" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Gaming Keyboard(Style 4 and 5 come with a mouse.)