That's CD/IIF (1990 JP) That's CD/IIF Cassette Description The That's CD/IIF (1990 JP) is a high-quality blank cassette tape designed for professional and personal audio recording applications. Manufactured in Japan, this cassette is known for its reliable performance and compatibility with various audio decks and Walkmans. That's CD/IIF Technical Specifications Type: Normal position, Type I Material: Polyester-type plastic film with a magnetic coating Width: 3.8 mm Track Width: 1.5 mm for mono, 0.6 mm for stereo with a 0.3 mm separation Tape Speed: 1 7/8 inches per second (4.76 cm/s) Frequency Limit: Approximately 12 kHz That's CD/IIF Key Features Defined Treble and Bass: The cassette provides a balanced sound profile with defined treble and great bass. Compatibility: It is compatible with all types of decks and Walkmans. Signal Handling: It can handle signals like a Type IV cassette, making it versatile for various recording needs. Improvements Over Previous Generation While specific improvements over previous generations are not detailed in the provided sources, the That's CD/IIF cassette is noted for its high-quality performance and reliability, which sets it apart from other cassettes of its time.