Measy B4K Ultra HD 4K Player Quad Core 2G/8G Mini PC Android 4.2 TV Box BT 2.0MP Camera Mic + Measy RC11 Fly Mouse Keyboard B4K: All winner A31 quad-core Cortex-A7 1.0GHz B4K: Buit-in Imagination eight core Power VR SGX544 support 2D/3D B4K: Android 4.2 OS;2GB RAM + 8GB ROM; Built-in 2.0MP Camera and MIC RC11: Can be used for HD media players, Tvs and computers RC11: Use 2.4GHz wireless Transmission technology; Support operating system: windows XP/VISTA/7/MAC/Linux/android.