SunBrite"s SB-4610HD All-Weather Outdoor 46 In. 1080p LCD HDTV weather exterior protects internal components from rain, dirt, insects and scratches. Quad-fan airflow system keeps unit cool and dry in temperatures up to 122 degrees F. Internal thermostatically-controlled heater protects the TV in temperatures as low as -24 degrees F. Innovative watertight cable entry system with pass-through design keeps cables dry and allows for easy hook-ups. Detachable speaker module can be removed when the TV is integrated with external speakers.