... to 32GBBlue-toothWith3G OptionalGPSOptionalElectronic compassOptionalIight inductionWith External port&buttonButton Power,volume,lockscreen Ports30P port,includesUSB OTG,USB HOST,USB charge,HDMITF slotFor ... -tooth portUSB routeway3G module portUSB routewayBattery port5Pin battery portDC In portBy USB port chargingPower system batterySupport 3.7V7600 MA lithium battery,run ...