. Interface USB Keycap type Chocolate Function keys Yes, 12 (8 audio, 4 Internet) Multimedia keys Yes, 4 (4 audio) Mouse sensor engine Optical Mouse resolution (DPI) 1000 Mouse number of buttons 3 (left, right, middle button with scroll) Cable length (m) Keyboard: 1.5 m / Mouse: 1.5 m Other — Weight (g) Keyboard: Approx. 403.1 g Mouse: Approx. 85 g Dimensions (W x H x D) mm (inches) Keyboard : 431.4 x 117.41 x 22.4 mm ( 17 x 4.6 x 0.9 inches ) Mouse : 60 x 105 x 37 mm ( 2.4 x 4.1 x 1.5 inches ) SmartGenius APP Yes, Windows 7, 8, 8.1, 10 / macOS X 10.10 ~ 10.15 SmartGenius App for WIN Download SmartGenius App for MAC Download Remark : * The product hardware and firmware is factory preset. You can adjust the settings to meet your demand. For a firmware update, you can check our website. System requirements Windows 7, 8, 8.1, 10 / Mac OS X 10.8 or later / Linux OS / Available USB port Colors Black What's included SlimStar 126 Wired keyboard SlimStar 126 Wired kmouse