Compact Cassette - My All-Time Favorite Mix-Tape Medium!

Philips first introduced this version of cassette tape at the Berlin Radio Show on August 28, 1963.
Compact Cassette Features:
Capacity: 30, 45, or 60 minutes per side, (C60, C90, and C120)
Type of Media: Magnetic Tape Cassette
Encoding: Analog Signal (4 Tracks)
Read/Write Mechanism: Tape Head
Usage: Audio or Data