Wireless Keyboard and Mouse Set (Black) 1. Long-range wireless connection: Utilizing advanced 2.4GHz wireless technology, this set offers a fast and stable connection without delays or dropped frames within a range of up to 10 meters. 2. Eight shortcuts: Easily control media with one touch, managing movies, music, internet, email, play/pause, volume, and more. 3. Full-sized keyboard: Features a full-sized design with numeric keypad, arrow keys, and nine function keys for comfort, convenience, and durability. 4. Compact mouse: This ergonomic mouse is easy to carry in your computer bag or pocket and is compatible with your computer. 5. Extended battery life: The keyboard lasts up to 36 months on a single battery, while the mouse lasts up to 12 months. Equipped with a power switch to prevent unnecessary battery replacement. (Mouse requires 1 AA battery and keyboard requires 2 AAA batteries, not included). System Requirements: 1. A computer running on the Windows operating system. 2. Windows Vista, Windows XP, Windows 7, Windows 8, Windows 10. 3. USB port. 4. Chrome OS. Product packaging: Keyboard x 1 Mouse x 1 Ultra-micro receiver x 1 User Documentation x 1