That's CD-II 46 Cassette | Type II | Position Chrome

Bias: High (Chrome)

Case: Standard (Square Edges)

Year: 1987

Market: Japan

Recording time: 46 min. (2 x 23 min.)

New and sealed.

Made in Japan.

More info: http://vintagecassettes.com/triad_thats/triad_thats_files/jthats87.htm