Samsung Galaxy S9 5.8-Inch QHD 4GB+64GB ROM 4G Smartphone

HardwareCPU model Qualcomm Snapdragon 845CPU frequency 2.8GHz (big quad-core), 1.7GHz (small quad-core)Number of CPU cores Octa-core>GPU model Qualcomm Adreno630RAM capacity 4GB>RAM storage type LPDDR4X>ROM capacity 64GB/128GB/256GBROM storage type UFS 2.1>Memory Card MicroSD Card>Expansion capacity 400GBFactory system kernel Android 8.0ScreenScreen size 5.8 inchesScreen type full screen (regular full screen)Resolution 2960x1440 pixelsScreen Material Super AMOLED>Pixel density 568ppi84.15% screen-to-body ratioTouch screen type capacitive screen, multi-touchOther screen parameters Full screenCameraTotal number of cameras 2Pixel rear camera 1: 12 million pixelsFront camera 1: 8 million pixelsAperture Rear camera 1: f/1.5-f/2.4Front camera 1: f/1.7Front camera function 800W auto focus, 2PD focusSensor type CMOSFlash LED fill light>network and connectionNetwork type 4G>, 3G>4G network Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE3G Network Mobile 3G (TD-SCDMA), Unicom 3G (WCDMA), China Telecom 3G (CDMA2000), China Unicom 2G/Mobile 2G (GSM), China Telecom 2G (CDMA)SIM card type Dual SIM (Nano SIM)>WLAN function WIFI, IEEE 802.11 a/b/g/n/acPositioning Navigation GPS Navigation>bluetooth supportNFC support NFC>Connect and share WLAN hotspotsBody interface 3.5mm headphone jack USB Type-C interfaceOther network parameters 4*4MINOBattery and battery lifeBattery type Non-removable batteryBattery capacity 3000mAh small batteryWireless charging supportFunctions and ServicesThree-proof function IP68 level>Sensor gravity sensor, light sensor, distance sensorAudio support supports formats such as MIDI/MP3/AACVideo support Support 3GP/MP4 and other formatsPicture support Support JPEG and other formatsOther functions Bixby artificial intelligence real-time translation, smart health monitoring DeX desktop expansion dock has evolved into DeX PaD, and the mobile phone can be used as a touchpad and keyboard