Enhance your TCL TV experience with this IR sensor, compatible with TCL brand and model 55S431 and 40-E6720B-IRD2LG. This useful TV part allows you to control your TV from a distance, making it convenient for you to use. Whether you want to watch your favorite show or stream online, this IR sensor ensures that your commands are received and executed swiftly. It is a must-have for any TCL TV owner looking to improve their viewing experience.