Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
single-channel is an adjective meaning "designating sound transmission or recording or reproduction over a single channel". It carries one recorded sense.
designating sound transmission or recording or reproduction over a single channel
electronics
Definitions, synonyms and semantic relations for single-channel come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.