OS: ZUI 3.9 based on Android 8.1 CPU: Snapdragon 636 Octa-core 1.8GHz     SIM Card: Dual Nano SIM Card   Display: 5.99 inch 2160 x 1080 pixels 　  　  RAM: 6GB Front camera: 16.0MP+5.0MP   　  　  ROM: 64GB Rear camera:  16.0MP+5.0MP 　  　  Battery: 4050mAh   Feature: OTA, fingerprint, face unlock 　  　  Accessroies:  Network:  1 x Phone 4G:FDD-LTE:B1/B2/B3/B5/B7/B8/B20 TD-LTE:B34/B38/B39/B40/B41(2535-2655MHz); 1 x USB Cable   1 x Card Pin

3G:WCDMA:B1/B2/B5/B8  TDSCDMA:B34/B39;

  1 x Charger  2G:GSM:B2/B3/B5/B8  CDMA:BC0;