RadioShack

Radio Shack is an American-based chain of electronics stores, which has sold some Transformers toys and merchandise over the years.

Generation 1
During Generation 1, Radio Shack sold a store excusive knockoff of Shockwave that was officially known as Galactic Man, but is now more commonly known by the nickname "Shackwave".

2007 Movie
In conjunction with the 2007 Transformers movie, Radio Shack introduced a variety of Transformers radio-controlled cars under license from Hasbro and Dreamworks, under their ZipZaps, XMODS Evolution and Micro IR brands, the last of which are capable of transforming to robot mode.