[ Multipurpose ] - Built-in English/ Russia / Spanish keyboard, easy operation. Great for input and learning. PC reomte entertainment, multi-media education, training, conference, presentation controlled with computer. [ Big Size Touchpad ] - 2.4GHz wireless connection, big size touchpad ,working as number keyboard and mouse [ Portable ] - Come with most of the functions of mouse and keyboard with standard body, make your job "portable". [ Support More Devices ] - Support for HTPC, PC with for windows , for , linux(Debian-3.1, Redhat-9.0 -8.10 Fedora-7.0 tested), ps3, xbox360 and android device. 2.4G wireless keyboard touchpad Suitable for All-IN-ONE computers,Laptops,Desktops,etc. R shape angle of keycaps,comfort to type. Modulation system: GFSK Operating distance is up to 10 meters Battery: 2*AAA Keyboard size: 266.54X101.33X5.31mm Compatibility: Windows 98/ Windows 2000/Windows 2003/ XP/ Vista/ Win7/ Win8/Win10 Tv Box Colour:As Shown Material:plastic+metal Package Contents: 1 x Keyboard 1 x USB Reciever Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.