Model V919 3G Air Dual Boot Dimension 240*170*7.85mm Net Weight 496g Configuration Operation System Win10 and Android 4.4 pre-installed CPU Intel Bay Trail-T Z3735F, Quad Core RAM 2GB DDR3L Storage 64GB eMMC Expansion Up to 128GB TF card (not include) Display Screen 9.7 inch IPS Air Retina Screen, IGZO Technology Resolution 2048*1536pixcels Communication Wi-Fi 802.11b/g/n, 2.4GHz 3G/2G UTMS/HSPA/HSPA+ (2100/900 MHz) (Calling function in Android only) GSM/GPRS/EDGE (850/900/1800/1900 MHz) (Calling function in Android only) Phone Call Support (Calling function in Android only) Bluetooth YES GPS N/A Camera Type Front & Back Camera Pixels Front 2.0MP Back 5.0MP AF (0.3Front+2.0Back for V919 Air Dual OS) I/O Port TF Card slot Support USB Port Micro USB 2.0 Earphone Jack 3.5mm SIM slot Micro SIM Function G-Sensor Support OTG Support Language Multi-language Power Battery Lithium 7000mAh +/- 200mAh Detachable No Support Format Video RM/RMVB, AVI, WMV, DAT ,MPEG,MP4 etc. Audio MP3, WMA, APE, FLAC, WAV, OGG etc. Text TXT etc. Picture JPG, BMP, GIF etc. E-Book TXT etc. What"s in the box 1*Tablet PC 1*USB Cable 1*Charger 1*User manual (Chinese) 1* FREE Screen Protector Product Note: This device may have been provided with custom firmware or rooted. Any unauthorised alterations, upgrades, or flashing the device with other firmware will automatically void the device"s warranty. We open product to test quality then seal back with our company sticker. T&C of Sales Apply