EKO ComputeRhythm synthesizers the R-8 has 32 note

the R-8 has 32 note polyphony

And you don't need a hardcase

You can even run it on batteries for the ultimate in untethered digital percussion

programming interface

EKO ComputeRhythm synthesizers the R-8 has 32 noteThe drum computer is special in that it already has very advanced technology for the year 1972. Dominant on the front of the instrument is a central matrix of 6x16 luminescent bats, which is used to program the rhythms. To the left are the pushbuttons with which the twelve different percussion instruments can be activated along with the associated slider for volume control. Each pair of instruments has a set of 16 illuminated buttons in the matrix