1、84 Keys Layout: This wireless keyboard adopts compact 84 keys and QWERTY layout. And with convenient multimedia keys and numeric keypad, the operation is efficient and convenient. 2、Wireless Connection: This keyboard and mouse adopts 2.4G wireless receiver and bluetooth connection, which provides stable signal transmission and connection, breaking away from the limits of cables. 3、Contrast Color: The keyboard in this keyboard mouse set features contrast color design, which shows you personality and taste of fashion, adding more luster and fun to your life. 4、Auto Sleep Mode: No need to change the battery frequently, the keyboard and mouse will automatically enter the sleep mode after 5 minutes of inaction to save battery power, click any key to wake up. When the battery is depleted, the low battery indicator on the keyboard will remind you to replace the battery. One AA battery each for keyboard and mouse (not included). 5、Plug and Play: This wireless keyboard mouse combo is plug and play, and can be easily connected with your desktop or laptop. Suitable for Win 98, for ME, for Win 2000, for XP, for Vista, for Win 7, for Win 8, for Win 10, for Win 11 or higher. Item Type: Keyboard And Mouse Combo Material: ABS Working Mode: 2.4G Wireless and Bluetooth Working Distance: 10 Meters / 32.8ft Keyboard Keys: 84 Keys Mouse DPI: 800, 1200, 1600DPI Mouse and Keyboard Battery: 2 x AA Alkaline Battery (Battery Not Included) 1 x Keyboard 1 x Mouse 1 x Receiver 1 x User Manual