Model Name: Ulefone Armor X10 Pro Card Slots: 3, 2*Nano SIM+1*TF Card Display Size: 5.45-inch 720x1440 HD+, 18:09 Aspect Ratio CPU Model: MediaTek Helio P22 GPU: IMG GE8320 520MHz RAM & ROM: 4+64GB, support to insert 128GB TF card Main Rear Camera: 20MP, FOV 78.7, /1.8 large aperture Front Camera: 5MP, FOV 77, /2.2 large aperture Battery Capacity: 5180mAh, 313 hours Standby time, 31 hours Talking time, support to OTG function Standby Mode: Dual sim dual standby, Dual 4G WIFI: 2.4G/5G, 802.11 a/ac/b/g/n NAVIGATION: GPS/GLONASS/Beidou/Galileo 4GB+64GB RUGGED SMARTPHONE: Armor X10 Pro is powered by MediaTek Helio P22 processor, 4GB RAM and 64GB ROM, max. expansion supported up to 128GB of TF card, allows a mass of videos, musics, apps being stored. Moreover, the performance increases more than 21% compared with Armor X10. 3-CARD SLOT RUGGED CELL PHONE: Ulefone Armor X10 Pro is Ulefone first rugged smartphone with three card slots design, compatible with two Nano SIM cards + one TF card. DUAL SPEAKERS UNLOCKED PHONES: Ulefone Armor X10 adopts a dual 1216 super-linear speakers with 1.6cc-equivalent large sound cavity, 7 magnets sound unit, up to 0.85mm sound amplitude, which can provide a good acoustic system brings superb sound quality. HEADSET-FREE FM RADIO SMARTPHONE UNLOCKED: Ordinary smartphones need to plug headphone to play FM radio, however, Ulefone Armor X10 Pro can support audio playing out through speakers without plugging earphone. Plus the up to 100dB loudness dual speakers, you can share FM programs with fellow travelers. 20MP DUAL CAMERAS CELL PHONE UNLOCKED: Ulefone Armor X10 Pro is equipped with 20MP main rear camera and depth sensor, support night mode with AI engine and underwater photography to let you can capture images of your underwater adventures while diving, snorkeling, swimming and etc. 5.45" HD+ & 5180MAH RUGGED MOBILE: Ulefone Armor X10 Pro is equipped with 5180mAh battery, standby time is 313 hours, talk time is 31 hours, also support OTG Function, NFC & Google Pay REINFORCED SEALING STRUCTURE: Ulefone Armor X10 Pro uses a large TPU covered back, compact internal structure, adopted stoppers on the charging port to make Armor X10 perfectly sealed off. Also provide the custom-made protective case to prevent against daily shock, drop and scratch(not included,purchase separately). Please dry thoroughly the charging port and earphone jack if after using in the water before charging. OTHER FEATURES: Face Unlock, Quad Navigation System - GPS IGLONASS IGalileo IBeiDou, Digital Toolkit, Gloves Mode, Custom Key on the side of the cell phone.