... , can support GPRS to get on the Internet Android 2.2 OS,by internal hardware ,and more than 200000 kinds ... ect OTG functionAccessories OTG cable,usb cable headphones, manuals, charger (private mode); Charger, turn connector, manuals(male mold) USB:USB2.0HOST: ... and prettyWeight 358gBattery 2800mAH / 7.4V lipo batteryPlaying time 2 hour music for music, with earphone 4 hours above for videoTemperature ...