Multimedia Keyboard With Backlight Keys: 104+10(Multi Media Keys) Backlight: Rainbow Color Switch Rating: 10 Million Presses Cable Length: 1.5 M Size:471*215*35Mm±2Mm Weight:850G±20 Switch Type: Membrane 19-Key Rollover Support，Fn Function As Multimedia Keys Mouse Buttons: 7 Switch Rating: 3 Million Clicks Dpi: 800/1200/1600/2400 Backlight: 7 Colors Cable Length: 1.5 M Size:125 * 85 * 40Mm