The product is a 2 plug ECU for a Mazda 1.6 MX-5, specifically designed for the Mk1 MX5 and Eunos Miata models. The ECU, with the manufacturer part number 079721-2351, is intended to be placed on the front of the vehicle and serves as a reference OE/OEM number for compatibility and installation. Made by Mazda, this ECU is a crucial component for controlling the engine electronics in these specific car models.