Long-range wireless Fast reliable connection up to 10-meters with virtually no delays or dropouts thanks to Logitech Advanced 2.4 wireless technology. On-the-go mouse Take this compact mouse anywhere your computer goes. Long battery life Go for months without changing batteries. On/Off switches help conserve battery use. Advanced 2.4 GHz wireless Work or play in more places. The wireless connection virtually eliminates delays dropouts and interference and gives you a range of up to 10-meters range. Compact mouse Take the mouse with you. This comfortable mouse fits easily into computer bags and pocket to travel with your computer. Extended battery life A 36-month keyboard and 12-month mouse battery lifeplus on/off switchesmeans you can go for months without the hassle of changing batteries. Eight shortcut keys Instant access to media controlsmovies music Internet e-mail play/pause volume and moreare one touch away. Full-size keyboard The full-size keyboard with number pad directional keys and nine F-keys is comfortable convenient and built to last.