Product Description: This is a great combo, 2.4GHz mini wireless QWERTY keyboard, touchpad combo with USB interface adapter. For speakers, sales managers, presenters, presentations, and wireless operation of PCs within a 30' radius. Just use this wireless mini keyboard and mouse with a touchpad to change slideshow and screen options, write on the screen, and emphasize text and objects. main feature 1.92 keys (74 standard keys + 18 media keys) 2. Built-in 2.4G wireless receiver 3. Touchpad DPI adjustable function 4. Ergonomic design, perfect shape 5. Roller function 6. Comparable to a real laptop trackpad Great for PC, Pad, Android TV Box, Google TV Box, PS3, HTPC/IPTV, Xbox360 Colour: Black Size: 14.50*9.20*2.30cm Power supply: 2 AAA batteries (not included) Two specifications of the keyboard: Specification 1: Russian and English bilingual keyboard Specification 2: Single English keyboard Package Included 1 keyboard 1 USB receiver 1 x Manual notes 3 minutes without any operation to enter sleep mode, press any key for about 1 second to wake up.