More Features: 0.6MM Metal Wire Drawing Panel Ergonomic arc design 10 meter reception Splash proof Energy Saving technique Laser carving cap Plug and play Auto Sleep Multimedia keys Ten thousand button life Keyboard size:447*137*35mm Mouse size: 112*65*39mm Package Include: 1*Keyboard and mouse Set 1* USB receiver?batteries are not included? Multimedia Function Keys: FN+F1=PLAYER FN+F2=VOICE"-" FN+F3=VOICE"+" FN+F4=MUTE FN+F5=PREVIOUS SONG FN+F6=NEXT SONG FN+F7=PAUSE/PLAY FN+F8=STOP FN+F9=HOME FN+F10=EMAIL FN+F11=CALCULATOR FN+F12=COLLECT Our service: Make our customers sastisfy is our goal,if have any questions,please feel free to contact with us,we will response within 24 hours. Thank you for visiting our store,if you love this Wireless Mechanical Feel Gaming Keyboard & Mouse Set,Please ADD TO CART now!