VarTech’s 15" All-Weather, All-Terrain, Harsh-Duty LCD Display System is waterproof (fully submersible) to IP67 standards and engineered to withstand the harshest environments and most demanding real world applications. The sunlight readable VT150XB4 is equipped with VarTech’s proprietary Enhanced Light Transmission Technology (ELTT) which allows for true Sunlight Readability and as well provides exceptional clarity and viewing angles. This advanced user friendly LCD display system provides extensive operational temperatures of -20°C to +70°C (-4° to 158°F)(standard) or -40°C to +70°C (-40°F to +158°F)(optional) and unprecedented video input capabilities from traditional VGA to up to FOUR individual direct composite BNC video feeds with easy one-touch toggle select function between each input.