Coquest F2, Tiny Rugged SmartPhone, Powerful 1.5GHz Quad Core CPU with 3GB RAM. 32GB Storage with up to 1TB SD card support. 13MP Rear Camera and 5MP Fron Camera, Fingerprint Scanner. Loud speaker, Dual mic with noise cancellation, Wi-Fi, Bluetooth, POC and GPS. All this in tiny form factor with 3″ screen, powered by 3700mAh battery and only 198gram. Boats 360-degree waterproof, shockproof and dustproof MIL-STD-810G and IP68 protection to withstand harsh conditions and works under -35°C to 70°C Temperature ranges.