Ultra-rugged with reinforced housing for extra durability. Encased in a rubber, non-slip Dura-Grip material for sure hold and extra durability. Military Standard 810G rating protects against dust, shock, vibration, extreme temperatures, blowing rain, low pressure, solar radiation, salt fog, humidity and water immersion. 5MP auto-focus camera with LED flash and video camcorder to capture what’s important. Large tactile keypad and buttons for easy use with gloved hands and large fingers. Certified for IP68 dust-tight protection and protection against water immersion for up to 30 minutes at a depth of 6 feet. Dual front speakers and Smart Sonic Receiver technology allow you to hear clearly even in the noisiest environments. Global-ready roaming.