# Compact Cassette Type I

> Cassette conforming to IEC I standard (normal bias) usually based on gamma ferric oxide, or cobalt-doped ferric oxide, or very rarely metal particle formulations

**Wikidata**: [Q11325932](https://www.wikidata.org/wiki/Q11325932)  
**Source**: https://4ort.xyz/entity/compact-cassette-type-i