Product Details Product Name 65-inch LED-backlit LCD screen stand-alone model HAT650-L04 LCD screen size 65-inch LCD screen aspect ratio about 16:9 Viewing Angle 178 ° / up and down 178 ° Brightness 2000cd / ㎡ Contrast 5000:1 distinguish Response time 6.5ms stand-alone power 1100W LCD screen life of 80,000 hours for the humidity of 10% -90% Operating Temperature 0 ° C - 50 ° Features: 1, more green and environmentally friendly products, redouble energy efficient rate 1920 * 1080P color 16.7M low pressure 7 new energy applications, new saturated color display 4, the speed of the liquid crystal response time 5 high twice the life of 6, no security worries, stability good seismic performance, ultra-thin smart lightweight structures four core technologies 1) smart dog) heating and cooling A 3) Polar Blue 4) security core five features, intelligent environment photoreceptor function automatically according to the ambient brightness adjustment to display the best results of the LCD screen; 2, is too high low temperature protection function : low temperatures with automatic temperature adjustment function avoid frostbite LCD screen does not work; high temperature over LCD normal working limit backlight automatically turns off when the temperature returns to normal operating temperature is automatically turned on in order to achieve the protective effect; LED pre-heating function LED unique work boot to normal temperature at low temperatures with LCD; efficient ultra-low-power white LED backlight module of Blu-ray technology to bring high-performance super-stable LCD working condition; 5, low-voltage constant current drive system low-voltage driver circuit design, to bring security, excellent performance equipment.