Date:

1990s

Material:

Ferromagnetic coating on polyester tape, plastic shell, aluminum bottom plate

Dimensions:

Tape: ¼ in. × 400 ft. (6.25 mm × 122 m)
Shell: 2⅜ × 3⅛ in. (60 × 79 mm)

Company:

Sony Corp.

Location:

Tokyo, Japan