... SupportWiFi802.11b/g/nBuild in 3G(SIM) 2G,3G SIM card can be used phone directlycamera 0.3M FF Front/2 ... and highest support 4096*4096 resolutionSpeakerspeakerOTG digitalSupport Harddisk,digital Camera,Mobile,USB,card reader and able to connect printer ect OTG functionHDMIHDMI ...