Multichannel audio, i.e.Stereophonic sound, namely two channel audioSurround sound, more than two channel audioAmbisonics, a studio or live way of recording with many channelsOffering multiple audio tracks on a broadcast channel: see Sound multiplex in broadcastingMultichannel television sound, an American standard for analogue televisionHaving or offering multiple television channels: see Multichannel televisionMultichannel Multipoint Distribution Service (MMDS), a standard for analogue televisionMultichannel television in CanadaMultichannel television in the United StatesMultichannel marketingMulti-channel network, a YouTube classification of for-profit channelsMultichannel NewsMPEG MultichannelMADI, Multichannel Audio Digital InterfaceMcASP, Multichannel Audio Serial PortScanning Multichannel Microwave RadiometerJoint multichannel trunking and switching systemMultibus, Multichannel I/O BusMVDDS, Multichannel Video and Data Distribution ServiceMMDF, Multichannel Memorandum Distribution Facility reference