The Best Work or Outdoor Adventure Phone Rugged smartphone S41 Pro packs a superior level of rugged durability in a slim, lightweight design for all your adventures. At a time when every rugged phone seems to be big and heavy, this phone is so surprisingly modern and compact that it fits easily into your pocket and is comfortable to hold even with one hand. In the 5.5 inch screen, 1440 x 720 resolution display with immense details, texts look sharp, images look crisp, and videos look rather vivid and smooth. Watch movies, check messages, or browse through content, you can stay fully immersed in whatever you’re doing. 13MP main camera features improved light sensitivity and color fidelity, enables instant auto-focus to capture exciting action,the phone takes high quality photographs and video, day or night. Fast and secure face unlocking in just one look at your screen with 8MP front camera. Memory Expansion from 4GB to 7GB To further expand memory without extra cost, DOOGEE S41 Pro provides Memory Expansion Technology that can compress data and save them in RAM to enlarge memory capacity to 7GB. S41 Pro gives you an edge to multitask with ultra-smoothness and remarkable fluency whether you are gaming, streaming or working. 6300mAh Large Battery Prepared to Hit the Road Anytime Cut out more trifles of charging with a 6300mAh battery that empowers you to get ahead in any daily task. Besides DOOGEE S41 Pro serves as a power bank, too. The ultra-lasting 6300mAh battery not only sustains S41 Pro itself with a breeze, but also renders stable and sufficient juice source for your other battery-consuming smart devices on the go. Join into Your Sports Confidently DOOGEE S41 Pro outdoor rugged smartphone has perfect performance of waterproofing, drop resistance and dust prevention. With soft TPU and aluminium alloy reinforced polycarbonate material, the handset can endure violent crash, rolling and torsion. Besides, the convex design of four corners and the heightened frames around the screen prevent dropping from a certain height. And it is IP68/IP69K, MIL-STD-810G certified to survive close-range high pressure and high temperature water jets. It is especially good for relief workers, building workers, coal miners, etc. ·Network: 5G ·Memory: 4GB RAM(4GB+Up to 3GB Extended RAM)+32GB ROM ·External Storage: T-Flash Card up to 1TB · Camera: 13MP AI main camera 8MP Front camera ·Navigation: GPS | Glonass | Galileo | Beidou Connectivity： WIFI: 2.4G/5G (802.11ac/a/b/g/n) Bluetooth: BT5.0 FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28A/28B/66 TDD: B38/40/41 WCDMA: B1/2/4/5/8 GSM: B2/3/5/8 Support EDGE/GPRS