4090 Rockin’ Roadster™ with FM radio by Hasbro Toys

JEM™ and her companions cruise into fantasy adventures in the highly styled, truly outrageous Rockin’ Roadster! Lift the trunk lid to reveal a built-in FM radio and speaker! Remove the roof so JEM and a friend can bruise in the meticulously detailed interior. And there’s plenty of room under the hood for JEM’s fashions and accessories. Includes a jack for easy hook up to the Rock Backstager™ extension speaker.
Hasbro 1986 Toy Fair Catalog - pages 10-11 - Via totallyjem