This listing is for a set of LVDS cables that are compatible with Panasonic TX-40C300B TVs. The cables are made by Panasonic and come with a 1-month manufacturer warranty. There are two units in this set, with a total of 40 inches of cable length. The cables are designed for use with TVs and are suitable for connecting various components, such as speakers and subtitles. They are made with high-quality materials to ensure durability and longevity. If you need to connect your Panasonic TX-40C300B TV to external components, these LVDS cables are an excellent choice.