SERIES MS Sculpt Ergo Desktop PRODUCT DESCRIPTION Ergonomic wireless keyboard and optical mouse CONNECTIVITY USB 2.0/Wireless WIRELESS FREQUENCY 2.4 GHz KEYBOARD FEATURES Windows 8 Charms keys and Windows Start key MOUSE BUTTONS 7 buttons including scroll wheel button and Windows Logo button for easy access to Start screen OPTICAL TECHNOLOGY BlueTrack, dynamically adaptable to 2400 fps, 1000 ppi COMPATIBILITY Microsoft Windows 10, Windows 8.1, Windows 8, Windows RT 8.1, Windows RT 8, and Windows 7, Macintosh OS X v10.7-10.9, Android 3.2 and 4.2 KEYBOARD COLOUR Black MOUSE COLOUR Black ADDITIONAL INFORMATION Range of up to 3 metres KEYBOARD DIMENSIONS 392 x 228 x 59 mm KEYBOARD WEIGHT 842 g (including 2x AA batteries) MOUSE DIMENSIONS 132 x 92.8 x 11.7 mm MOUSE WEIGHT 106 g (including 2x AA batteries) WARRANTY 3 Years