Wireless Keyboard with Trackball Mouse, 2.4G Handheld Multimedia Keyboard Built in Trackball, Scroll Wheel & Hotkeys for HTPC, TV Box, Laptop, Desktop, Compatible with Windows, Mac, Android (Black)

ERGONOMIC WIRELESS KEYBOARD: Using human engineering wireless keyboard to bring you an excellent experience. Human hand-friendly, designed by following natural posture that design can make you hold the keyboard more comfortably.
2.4G RF CONNECTION, PLUG & USE: It adopts high quality 2.4Ghz RF chipset, less batteries consumption and more stable wireless connection. The keyboard needs 2 x AA battery (Battery Not Included).
KEYBOARD WITH OPTICAL TRACKBALL MOUSE IN 1: You don't need extra mouse to do all kinds of mouses to do. You can control the mouse pointer through the trackball in the upper right corner, and use the button in the upper left corner to confirm or right click operation.
BUIT-IN MULTIMEDIA NAVIGATION HOTKEYS: Very convenient to launch internet and the music player apps; Twelve media keys make it easy to access music, volume, apps, your preferred internet browser.
WIDE COMPATIBILITY: Compatible with Mac OS and Windows OS/ 2000/ XP/ Vista/ 7/ 8/ 10/ 11. The keyboard and mouse works right out of the box. Just plug into the USB port, and it's ready to go. No need driver, no setup, no fuss.