Optical resolution:1000dpi Keyboard Interface: USB Mouse interface: USB Keyboard Connection: Wired Color backlight design， the game was born. �騴 flagship store authentic guarantee， the whole network sales leader. �騲 color backlit keyboard design， 7-color lights transform the mouse， the game was born. ��? keyboard lights can be turned off. �騹 excellent feel， design ingenuity， high cost. .