ULTRA-THIN KEYBOARD AND MUTE MOUSE: Ultra-slim and low-profile design creates a comfortable and ergonomic typing position, Mpow keyboard is perfect for office and business use, you can type in the familiar full-size keyboard layout with 104 keys. (Note: Keyboard is not completely quiet.) ADVANCED 2.4GHZ WIRELESS CONNECTION: No need to install any driver or software. The 2.4GHz 26ft signal with strong and powerful connectivity can make sure that the 2-in-1 receiver instantly connect the keyboard and mouse with computer's USB port. (Note: The USB Receiver is on the bottom of the mouse.) CONVENIENT SHORTCUTS: With 12 Multimedia hot keys, you can easily to access media controls instantly-Music, Internet, e-mail, Play/Pause, Volume, and so no. (Note: The shortcut keys are not available in MAC system.)