The TCL 75QM851G Main Board is a crucial component for your TCL TV, ensuring that the picture and sound quality are maintained at optimal levels. Made by TCL in the United States, this main board is specifically designed for compatibility with TCL TVs, offering a seamless and reliable viewing experience. Upgrade your TV with this high-quality main board to enjoy enhanced performance and functionality. This is brand new came out of a brand new tv that had a cracked screen and tv was tested.