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"This is a weird 1/2-400 sequencer, you can run it either in a 16x3 configuration or with 48 separate stages. Unfortunately we no longer have an EML 400 to test it so we are selling it as is. Also unfortunately we no longer have a multi-pin cable to hook it up to the 400. The multi-pin connector is somewhat degraded so it probably should be replaced anyway. As you can see from the pic the interior is in excellent shape, as is the wood cabinet. My surmise is this either was a one-off project done by EML or somebody very skillfully sawed a full 400 in half, whichever one the workmanship is impeccable..."