Samsung's LED backlit screen is divided into 40-inch TGTDST-400EX-AA and 46-inch TGTDST-460EX-AA. In addition to the 1.6-inch ultra-thin features, the new LCD is also considered to be the most energy-efficient and environmentally friendly. The EX series large-size display adopts LED backlight technology, which reduces power consumption by 30-50% compared with similar products. The LED backlight module used does not contain mercury, and the recycling degree is further enhanced and passed the Energy Star 5.0. Environmental certification. 
TGTDST-400EX-AA and TGTDST-460EX-AA are equipped with 1080P high-definition panel, 120Hz refresh rate, dot pitch 0.648mm (40 inch), native contrast 6000:1 (dynamic contrast 10000:1), brightness 450 lumens, viewing angle 178 degrees, Built-in 2x10W speakers, built-in PC hardware, after using the exclusive MagicInfo Pro and MagicInfo i software, can form a video wall and web server through the network cable, which is convenient for uploading and managing various display information. Not only that, the LCD also has a LAN MDC (metadata controller) function, providing information sources for a variety of displays through RS232C loop control.
Samsung released the first slim LED backlit touch screen
Samsung recently released its first LED-backlit touch screen based on Tech Global's high-end touch technology, which is only 1.6 inches (about 4cm) thick.