Generally speaking, it is good. The following are the basic parameters: mobile phone type, smart phone, time to market of 4G mobile phone: 20 16. The network supports GSM, WCDMA (China Unicom 3G), TD-SCDMA (Mobile 3G), dual-card dual standby 4G network, full netcom, mobile 4G, China Unicom 4G and telecom 4G mobile phone bands. GSM 850/900/ 1800/ 1900 MHz，TD-SCDMA 1900/2 100 MHz，WCDMA 850/900/ 1900/2 100 MHz，CDMA 265438。 TD-LTE B38/B39/B40/B4 1, FDD-LTE B1B3/B7 Screen size 5.5 inches Screen resolution 1920× 1080 pixels (FHD) Screen technology/material IPS main screen. Multi-touch hardware parameter system Android 6.0 battery capacity 3000mAH battery type non-removable battery CPU brand MediaTek (MTK) CPU Helio X20 2.3ghz (10 core) GPUmali-T880 running memory 3GB body capacity 32GB expansion card without expansion card function SIM card type nano SIM card other functions gravity sensing, Distance sensing, light sensing, Hall magnetic induction, infrared sensing, fingerprint identification, electronic compass, fast charging, gyro camera function Rear camera16 megapixel front camera 8 megapixel sensor type CMOS sensor aperture F/2.0 flash dual LED fill light photo quality supports maximum resolution of 4608×3456 photo shooting, featured autofocus, panoramic shooting, HDR digital zoom 6 times digital zoom video shooting support1080p (1920×1080, 30 frames/second) video recording appearance. The shape of the mobile phone is a straight keyboard. The colors of the virtual touch keyboard shell are silver, gold and gray. The size is151.1× 74.2. Charger, data cable, pin data application function Bluetooth v4.2 data service GPRS, EDGE, HSDPA, HspA+, TD-SCDMA, LTE data cable USB Type C interface WiFi(WLAN) supports WiFi, 2.4G/5G dual-frequency positioning system supports GPS, GLONASS, Beidou, basic functions of supporting A-GPS, address book type management information function, SMS short message input method, English input method, Chinese input method, Chinese stroke input method, Pinyin Chinese input method, main functions, built-in antenna, clock, built-in vibration, situational mode, hands-free call ringtone recognition, additional functions, alarm clock, calendar, calculator, schedule, memo, multimedia entertainment function for unit conversion, multimedia MHL output, MP3 player for e-book, video player for video player, and JPEG and PNG for graphic browsing. Note: The above information is for reference only, please refer to the actual product information.