Our award-winning keyboard design just got better! The Eclipse PC keyboard features patented TrueVu key illumination for use in any light, from day to total darkness. True-Vu key illumination through the keys! The Eclipse 104-key keyboard features patented Blue LED key illumination and backlighting, Zero-Slope design and adjustable wrist rest for ergonomic comfort. It is a Plug’n’Play design with USB connector. Compatible with Windows 7, Windows XP, XP64 and Windows Vista (all versions); Designed for applications where low light conditions prevent accurate use of a normal keyboard; Volume buttons and Bright/Dim/Off selector to control LED backlighting; TruVu keys that allow the lighting to glow through each laser-etched key; Feet angle adjustment for maximum comfort and productivity. System Requirement: Connectivity: USB 2.0; Windows XP, XP64 and Windows Vista (all versions) Windows 7