Description Ultimate comfort made easy: - Ergonomically tested, curved keyboard - Compatible with Microsoft Windows 10 - BlueTrack technology - Supports a natural wrist, hand, and arm position - Up to 10 m range - 4x AA alkaline battery included Requires a PC that meets the requirements for and has installed one of these operating systems: - Windows 10 / 8 / 7 - Mac OS X v10.4 - 10.7 Bechtle no.: 4021420-01 Specifications Product Product name Microsoft Comfort 5050 Wireless Desktop Product Type Keyboard/mouse set Connectivity Connection type Wireless Connectors USB Wireless technology 2.4 GHz Design Colour Black Use Right-handed General Rechargeable No Security Security 128-bit AES encryption Special features Special features Ergonomic, Wrist rest, 4-way scroll wheel, Multimedia keys Physical properties Mouse dimensions (W x H x D) 70 x 42 x 117 mm Keyboard dimensions (W x H x D) 469 x 38 x 218 mm Includes Includes Batteries