Keyboard KBS-WCH-03 Wireless Multimedia Chocolate + Opt.Mouse

2.4 GHz wireless full size keyboard and mouse Slimline keyboard with "chocolate" type keys 4-button wireless optical mouse Single USB nano-receiver for both keyboard and mouse Battery lifetime of 100 working hours for the mouse and 250 working hours for the keyboard Specifications Keyboard dimensions 430 x 132 x 22 mm, weight 0.38 kg, power consumption up to 20 mA Mouse: 4 buttons, 1000 dpi resolution; dimensions 97 x 64 x 37 mm, weight 50 g, power consumption up to 10 mA Working distance: up to 10 m Mouse batteries: 2 x AAA battery (not included) Keyboard batteries: 1 x AA battery (not included) USB nano receiver: 18 x 14 x 7 mm, weight 2 g System requirements Windows 7/8/10 A free USB port