Sound Cards are inserted into the expansion slot of the M4000D series instruments. Then you have 200 sounds for immediate access and that can be mixed independently in the playlists you create.
Not compatible with Mellotron Micro
Sound Card 03 contains 100 more Chamberlin sounds, for example the rhythms from the Music Master Chamberlins, more lead sounds from the M series Chamberlins and many sounds from the Chamberlin library that weren't used in any instruments!
Sound Card 07 contains 128 sounds from the Mellotron library, including time corrected looped versions of the Rhythms/Fills, looped lead sounds, plus some unreleased gems.
All sounds in the Mellotron M4000D, M4000D Mini, M4000D Rack and Mellotron Micro are copyrighted, watermarked and identified.