2.4 GHz Wireless Desktop MK320 Set offers up to a 10 meter range, even in the most crowded wireless environments, plus 128-bit AES encryption for the keyboard. The sculpted wireless mouse is comfortable for home and easy to take with you for your notebook. Simply snap the receiver on the mouse and go. Both keyboard and mouse offer extended battery life. Wireless desktop features instant-access hot keys to watch videos, listen to music, or launch applications including your calculator, email program, media player and more without installing software. Full-size keyboard features low-profile keys and an integrated number pad.

• Logitech? Advanced 2.4 GHz wireless connectivity gives you the reliability of a cord plus wireless convenience and freedom?fast data transmission, virtually no delays or dropouts, and wireless encryption.
• You can go 24 months for the keyboard and 12 months for the mouse without the hassle of changing batteries.* And the on/off switch on each device puts its power management directly in your hands. * Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions.
• The portable mouse with plug-and-forget nano-receiver storage lets you stay as connected as you want to be as you roam around your home, in the office, and all points in between.
• The keyboard?s sleek and stylish design features low-profile, whisper-quiet keys that make for a supremely comfortable typing experience that will make your fingers happy.
• Want to turn play your favorite movie, skip a boring song or jump to Taobao? It?s all at your fingertips with 11 hot keys and 4 programmable F-keys that give you instant access to your favorite multimedia options,