four-channel

[fawr-chan-l, fohr-] /ˈfɔrˌtʃæn l, ˈfoʊr-/
adjective
1.
Audio. quadraphonic.
Origin
1965-70
Examples from the web for four-channel
  • Each cabled receiver consists of four hydrophones connected to a four-channel receiver linked to a high-end desktop computer.