“Korg MEX-8000 Memory Expander
for use with many of Korg’s Mid-80’s analog synths.
compatible with the DW 6000, DW 8000, EX 8000, Poly 800 mkII, EX 800, and the DVP 1.
Basically, it has 4 banks of storage, with each bank capable of holding 64 additional patches for any of these synths, and can be used with several at once (for example bank A can store sounds for the Poly 800, and Bank B could hold patches for the EX 8000, etc.).
manual can be downloaded online.
uses standard 9V. 500mA – tip power supply (not included)” Click here to visit listing on eBay