Product specifications: Model: GT2 Pro Back cover: detachable rear cover Chip: MTK6580A quad-core CPU Screen size: 7.5 perforated screen，6.82 inches HD screen (display with curved rounded corners, inch display rounded rounded corners to right angles) Operation Memory (RAM) 2GB Body Memory (ROM) 16GB Android 8.0. Unlock mobile phone: face unlock Support memory card: maximum support extension 128G TF card Front camera / Before the Camera: 2.0MP Rear camera / after the Camera: 2.0MP Support Flash LAMP with LED flash Frequency: 2g: GSM850 / 900/1800 / 1900MHz; 3G: WCDMA850 / 2100 Card Slot / Card Slot: Dual Card Dual Terring NANO-SIM Card + NANO-SIM Card + Memory Card Headphones: 3.5 Headphones Network: Frequency 2g: GSM850 / 900/1800 / 1900MHz; 3G: WCDMA850 / 2100MHz; 4G: FDD LTE frequency band 1/3/7/8/20 WiFi: WLAN Hot Sot, 802.1 B / g / N GPS: BULLT-IN GPS, Support A-GPS Bluetooth / Bluetooth :bluetooth4.0 Gravity sensor / g-sensor: support Battery capacity / Battery: Removing battery, battery capacity 4000mAh / 4.35V Package Included:1x mobile phone1x charging cable1x earphone1XUS Plug1x rubber cover