MN234001KAA -  Sounds from Kawai electronic drums models R100 
R50e - MN234000KAB - (electronic / Simmons) and 
R50 - MN234000KAC - acoustic' drum and percussion. 

They are interchangeable and you can have the sounds of
one drum machine in the others.
ROM's can be freely swapped between the
R100, R50 and R50e

I have also R-100 OS revision C and many sounds kit,
please check my other auctions

LOWER SHIPPING COSTS FOR MULTIPLE PURCHASES
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it could calculate the shipping costs too high. 
When you are finished shopping, use eBay's 
"ask the seller for total" function.

More items every week!
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