OS: Android 13 , 8GB RAM 128GB ROM Uses as secondary router by enabling hotspot feature Youtube Playback supports upto 1080P only USB/SD card video playback support uptp 4K via VLC Media player Bluetooth: No NOTE- Do not work on CRT Tv Mobile Cast Screen (Miracast): Yes Supports dual band wifi connectivity: 2.4G and 5G Note: Flashing the device will void warranty and return are not accepted in such case if any.