Rii i4 Wireless Bluetooth & 2.4GHz Multimedia Mini Keyboard Pocket size Keyboard for Smart TV and other devices - This mini wireless QWERTY Keyboard with Touchpad can be used wirelessly via 2.4GHz with USB adaptor (Android, linux, PC, Xbox, etc) or directly pair with Bluetooth devices. It includes a built-in Li-ion USB rechargeable battery. - This pocket size multimedia wireless keyboard allows dual mode connection, perfect for gaming and travel. It supports direct Bluetooth 4.0 connection to devices with built-in Bluetooth functions, such as smartphones and tablets. It also supports connection with PC that doesnt have built-in Bluetooth functions by plugging in the included USB dongle. This keyboard features a touch pad, scroll wheel, short cut keys to make it easy to control your device without using a mouse. It also has a backlit function to suit using it in the dark. Powered by a built-in rechargeable Li-ion battery. Support direct Bluetooth (No dongle required) and 2.4GHz RF connections. Compatible with PC, laptops, smartphones, tablets, smart TV, game consoles and more. Built-in Rechargeable lithium-ion battery with micro USB charging cable. With multi-touch touch pad, scroll wheel and short cut key to make it easier to control your device without a mouse. Built-in backlit allows you to turn on and see the buttons in the dark. Pocket size: 155×90×17mm. Convenient and lightweight. Compatible with Windows XP / 2000 / Vista / 7 / 8 / 10, Linux, Mac - OS, Smart TV, XBox, PS4, etc. - Package contents: Rii Mini Wireless Bluetooth Keyboard USB charging cable and 2.4G USB dongle.