The DeWALT MD501 is an Android smartphone that is made to be as tough as possible with an exterior that can take anything a tough environment may put its way. The phone is dust proof and waterproof and can withstand chemical spills, vibrations and extreme temperatures. The Android OS has lots of great apps on board and with 4G on board you can find new apps on the Play Store in quick time. The phone has a 13-megapixel camera on the back along with a 5-megapixel camera on the front and the dual-SIM function is ideal if you want one plan for work and one plan for personal costs. The screen is protected by tough Corning Gorilla glass and it is usable even when wearing gloves. NFC, GPS and Bluetooth are on board as well as Wi-Fi and the memory can be expanded with a microSD card.