The Samsung PS50C450B1W X-Buffer PCB LJ41-08460A REV NO: R1.2 is a replacement X-Buffer board specifically designed for the Samsung PS50C450B1W model television. Made by Samsung, this board comes with a 1-month manufacturer warranty and is compatible with the Samsung brand. This essential component ensures a smooth operation of your television's X-Buffer function, providing you with a reliable and high-quality viewing experience.