VS-880: Limitations in Mastering Mode (V-Xpanded) April 12, 2023 07:36 Updated Follow When using the Mastering Mode (MAS) in the VS-880 V-Expanded, tracks 1-6 are available for simultaneous playback, with Tracks 7-8 unavailable. MAS mode is suitable for a recording in which you plan to use mainly 2-channel stereo audio. Related articles VS-880: Hard Drive Specifications VSR-880: Hard Drive Specifications VS-880, VS-880EX, VS-890, VS-840, VS-840S: Where Can I Find an External CD Drive? VSR-880: About Record modes on the VSR-880. VS-880: Using the Aux Sends for Additional Outputs