The AZiO Vision wireless keyboard features extra large print keys to reduce eyestrain and promote productivity. To further promote visibility, this keyboard feature a blue color backlight. The backlight brightness is easily adjustable by simply turning the brightness wheel. Productivity is simplified with dedicated internet and multimedia hotkeys. Inside the Vision wireless keyboard is a rechargeable Lithium Polymer battery enabling up to 2 weeks of use on a single charge. Enhanced visibility, colorful backlight and built-in hotkeys, the Vision wireless keyboard is a keyboard people of all ages will love.