Logitech MK270 2.4GHz Wireless Keyboard + Mouse Set(Black) 1. Long-distance wireless connection: Using Logitech''s advanced 2.4GHz wireless technology, you can achieve a fast and stable connection without delays and frame drops within a range of up to 10 meters. 2. Eight shortcut keys: Quickly achieve media control with a light touch, which can control movies, music, Internet, email, playpause, volume and other items. 3. Full-size keyboard: The full-size keyboard with a numeric keypad, arrow keys and nine F keys is comfortable, convenient and durable. 4. Compact mouse: This comfortable mouse can be easily put into a computer bag or pocket, and it can be with your computer. 5. Long-lasting battery life: The keyboard battery life is up to 36 months, the mouse battery life is up to 12 months, and it has a power switch, so you can avoid the trouble of changing batteries for months. (The mouse requires 1 AA battery and the keyboard requires 2 AAA batteries, both not included). Product packaging: Keyboard x 1 Mouse x 1 Plug and forget ultra-micro receiver x 1 User documentation x 1 (xhc-03)