Features
2.4 GHz wireless full size keyboard and mouse
Slimline keyboard with "chocolate" type keys
3-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 442 x 155 x 26 mm, weight 522 g
Mouse: 3 buttons, 1200 dpi resolution; dimensions 103 x 65 x 35 mm, weight 58 g
Working distance: up to 8 m
Mouse batteries:2x AAA battery
Keyboard batteries: 1x AAA batteries
USB nano receiver: 18 x 14 x 7 mm, weight 1.4 g
System requirements
Windows XP/Vista/7/8
A free USB port