Measy Bluetooth Android 4.2 Quad Core Mini PC U4B RK 3188 8GB Flash 2GB DDR3 + Measy RC13 Wireless 2.4G Bidirectional Voice Air Mouse Keyboard U4B: RK3188 integrated quad-core ARM Cortec-A9 CPU; Built-in Bluetooth 4.0; Support Skype video chat. U4B: Built-in large 8G capacity, in addition, you can extend TF card to 32G capacity, can accommodate variety of games and APK application. U4B: Built-in advanced 5G and 2.4G wireless WIFI technology; Support USB adapter cable to access internet, when no wireless network, you can plug it into USB HOST port and connect wired cable to access internet directly. RC13 Is a kind of Multifunctional Products which consists of Wireless Air Mouse, Keyboard, Multimedia Speaker and Skype Phone. RC13: Lithium battery design, one earphone jack