What is the meaning of -phone?

A type of sound.

A device that makes a sound.

Forming adjectives: speaking a certain language.

Forming nouns: a speaker of a certain language.

forming adjectives: -phone (speaking a specific language)

forming nouns: -phone (speaker of a specific language)

forming nouns: -phone (something that makes a sound e.g. saxophone)

Source: wiktionary.org