- 21:39, 9 August 2019 (diff | hist) . . (+2,854) . . N Convert Youtube Movies Additional Formats Across The Net (Created page with "Channel: Set the number of output channels to nchannels. A value of 1 indicates monophonic sound, 2 stereo. Some devices may have more than 2 channels, and some high-end devic...") (current)