This main board is for the Element EL4KAMZ5517T TV model, and it is compatible with Element brand products. It is a great addition to your TV, providing amazing audio and video quality. The unit is measured in ounces and is sold as a single unit. The item is classified under the Consumer Electronics category, specifically under TV, Video & Home Audio, TV, Video & Audio Parts, and TV Boards, Parts & Components subcategories. The board's origin is unknown, but its reliability and durability are guaranteed.