Technical Specifications: Shell material: Full Metal Shell Touch screen:: 2.5D touch Speaker:Class K amplifier horn : Gold / Black / Blue / Silver (optional) CPU: MT6592, eight cores, clocked at 2Ghz GPU: Mali-400 Operating Memory (RAM): 4G DDR3 Body memory: 64G Nand-Flash (can use the capacity of less than this value, because the mobile phone software space) Maximum storage expansion: MicroSD (TF) 64G Network mode: GSM / Type: 8-core 10-inch flat-panel computer MT6592 IPS dual-3G flat panel screen Operating system: Android 7.0 Design: straight Body memory: 64G Nand-Flash (can use the capacity of less than this value, because the mobile phone software space) Maximum storage expansion: MicroSD (TF) 64G Network mode: GSM / WCDMA / TD-SCDMA Network frequency: 850/900/1800/1900 / 2100GHZ SIM card quantity: dual card dual standby SIM card size: Standard SIM card slot (25mm × 15mm × 0.8mm) Screen size: 10 inches Screen resolution: 2560 * 1600 Screen Type: IPS Camera: rear 13 million pixels (with flash), front 8 million pixels Camera sensor type: CMOS Photo resolution: maximum after 4160 * 3240, the first 3264 * 2448 Audio format: MP3, WMA, APE, FLAC, OGG, WAV and so on Video format: 3gp, AVI, MP4, MKV, F4V and so on Image format: JPEG, PNG, BMP, GIF and so on MIC: Built-in MIC I / O interface: a 3.5mm headphone jack, a Micro USB interface, a TF card slot, 2 SIM card slot OTG function: WIFI: IEEE 802.11b / g / n transmission protocol Bluetooth version: 4.0 Built-in applications: Browser, Email, Video Player, Calculator, Calendar, Clock, File Manager, Camera, Music, Google Apps Language: Chinese, Simplified Chinese, Japanese, Korean, English, German, French, Italian, Russian, etc. : 8000mAh (built-in) Life: 3-4 hours of life, music 10 hours Input voltage: 5V Body size: 242.7*171.4*9.39 MM/9.6*6.7*0.4 '' Notice: 1. Please allow 1-3mm error due to manual measurement.Pls make sure you do not mind before you bid. 2. The may have different as the difference display,pls understand. Package Contents: 1* Tablet PC 1* USB cable 1* User's manual 1* OTG Cable 1* Charger (EU plug) a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a