The blackweb Wireless/Silent Keyboard and Mouse Combo has quiet-touch keys. Your hands will enjoy the low-profile, whisper-quiet keys and standard layout with F-keys and number pad. For libraries, cubicles, home offices, dorm rooms and much more! Reliable 2.4GHz advanced wireless technology, which offers a reliable connection with up to 30-foot (10 meter) range, and virtually no interference. Advanced BlueTrace Mouse Technology allows you to work on almost any surface. Hot keys allow one-touch access to email, homepage, my computer and audio controls. Plug the nano receiver into your computer’s USB Port when you’re ready to work.