Audiovisual introductions in 1967

thumb|Mini-Cassette (right) compared to the rival Microcassette format (left) thumb|right|Size comparison of a VHS [[videocassette (rear), a Compact Cassette (centre) and a Mini-Cassette (front).]] The Mini-Cassette, often written minicassette, is a magnetic tape analog audio cassette format introduced by Philips in 1967.