Wireless Keyboard Set LX400 The Wireless Keyboard Set LX400 is an excellent desktop solution for users with ambition. This durable keyboard set is equipped with secure 2.4 GHz technology and AES 128-bit encryption. The elegant mouse works on nearly any surface due to its ultra-precise laser sensor. It offers fabulous features and security in a slim, portable design. Specifications: Product Model claim Ultra-precise laser sensor with human-centric design Technology 2.4 GHz, 78 channels, 16 bit, 65.000 IDs Keyboard Type 105-key keyboard Mouse type RF laser mouse Keys additional Hotkeys on the F1- F12 keys Height Adjustment 1.5° and 6° Required interface USB Mouse resolution 1200 dpi Weight 950 g Keyboard dimension (W x D x H) 460 x 156 x 20 mm Dimensions (W x D x H) 542 x 169 x 51 mm Mouse dimension (W x D x H) 109 x 62 x 38 mm Special features 128 AES encryption Compliance Compliance Europe CE Software support (Operating system) Genuine Windows® XPGenuine Windows Vista®Genuine Windows® 7 Standard Warranty 2 years Service level Bring-In / Send-In Service (depending on country)