Reliable 2.4 G Hz wireless connection with up to 10m range Energy saving technology & power switch Use your keyboard for 24 months & the mouse for 18 months Function keys for quick access to Multimedia applications Plug & forget nano receiver connects both keyboard & mouse Smooth mouse control with 1000 dpi tracking engine The sleek blade type design of the keyboard makes for a space saving design & great looking product. The mouse is also compact for portability. The keyboard is made from high quality materials & is built to last.