The product is a transponder key designed specifically for 2011-2014 Cadillac Escalade models. It features engine immobilization capabilities and a black surface finish. The key requires cutting by a dealer or locksmith, and can be self-programmed with one working original key. The manufacturer part number is eps15834, and it is compatible with various models including BB111-PT, BB112-PT, 5903089, and 692931. This product from Extra-Partss is a reliable option for those looking to replace or upgrade their ignition system.