Basic Information Model DOOGEE S40 Feature IP68 / Face ID / Fingerprint OS Android 9.0 CPU MTK6739 Quad Core GPU IMG GE8100 SIM Card Dual Nano SIM card or Nano SIM + TF card Li-Polymer 4650mAh Battery Memory Capacity RAM 3GB ROM 32GB Max. Yes, Support up to 32GB. About Storage The actual available storage is not equal to the written number,the reason we can explain is that the software configuration of your phone will occupy part of storage.The final available storage you can check the Antutu scores screenshots.We can not accept the dispute over RAM/ROM difference. Connectivity Cellular and wireless Support 4G (FDD LTE) 3G(WCDMA) and 2G(GSM) networks 2G GSM: 850/900/1800/1900MHz 3G WCDMA 900/2100MHz 4G FDD-LTE Band B1/3/7/8/20 WLAN Yes FM Radio Yes NFC Yes Bluetooth Yes Screen Display 5.5 Inch Type Corning Glass 4 Resolution 960*480 pixels Multitouch Yes Camera Front camera Front Camera: 5.0 MP Back camera Rear Camera: 8.0MP+5.0MP Video 720P Multimedia Audio format AAC, AMR,OGG, APE,MKA,FLAC,MIDI,M4A Video format 3GP, MP4, AVI,MOV,MKV,FLV,MPEG Picture format JPEG,GIF, BMP, PNG Sensors G-sensor Yes Language English, Bahasa Indonesia, Bahasa Melayu, Catala, Cestina, Dansk, Deutsch, Eesti, Espanol, Filipino,French, Hrvatski, Italiano, Latviesu, Lietuviu, Magyar, Nederlands, Norsk, Polish, Portuguese,Romana, Slovencina, Slovenscina, Suomi, Svenska, Turkish, Greek, Bulgarian, Russia, Serbian, Ukrainian, Hebrew, Arabic, Persian, Thai, Khmer, Japanese, Korean, Simplified/Traditional Chinese Package Contents 1 x Doogee S40 Smartphone 1 x EU Charger(5V/2A) 1 x USB Cable 1 x Manual 1 x Warranty Card 1 x Protective Film