?After-Sales Guarantee: If you encounter any situation while using, % . Please get in touch with us, and our service team will provide you with a satisfactory response within 12 hours. WIDE COMPATIBILITY-- It will automatically sleep without operation within 5 minutes, and any key-pressing can wake it up. This gaming keyboard and mouse set is compatible with Windows 2000 / 2003 / XP / Vista / Win7 / Win8 / Win10 / Mac / LOS for gaming. Support for PC, Laptop, Google TV, and Smart TV, and Works Well for PS4 / Xbox One. 6-BUTTON GAMING MOUSE--The mouse features an ultra-fast gaming chip with DPI up to 4800DPI(800/1600/2400/4800 4 level DPI adjustment),2.0mm buttons provide fast trigger efficiency, fast rebound and accurate shooting,can be programmable.Mouse light color breathing light, DPI long press 3s to turn off the backlight. MOUSE KEYBOARD COMBO --The Light up Keyboard has 2 illumination modes and 3 brightness levels to choose from. ¤: Static backlight/off; FN+¤: Dynamic backlight. Fn+PgUp: Increase brightness; Fn+PgDn: Decrease brightness. FN+ /-: Adjust the speed of dynamic backlight. ( : , - ). GAMING KEYBOARD MOUSE--The Wired Gaming Keyboard Imitate mechanical felling keys button design,but not as noisy as a mechanical keyboard give you real sense of rhythm. Specially designed keys good for durability and tactile feedback.provide quiet and precise keys for various scenarios.With 12 multimedia combination keys on the top of the keyboard (FN+F1~F12)can be switched at any time,te ligted keyboard 19 keys can be operated simultaneously without conflict. During the game. With the lock.