Tested and fully working. Wireless connection, keys, controls, and backlighting function properly. Logitech K800 Illuminated Wireless Keyboard, model Y-R0065, with Logitech Unifying USB receiver included. Pre-owned with cosmetic wear/scuffing to the silver trim, especially near the upper-right power switch area. Please review photos for exact condition. Includes keyboard and USB receiver only; charging cable is not included.