The CASIO SB-85 Cable used on very Few Casio Devices.
The Device name ends in the "SY" Suffix
Example models SF-5590SY
Has a specialized Circuit built into the Cable.
We have yet to see an after market Equiv.
Uses the Large 3.5 MM Connector.
UPC:820799870215
Got the CASIO Camera Serial Cable SB85 from PCCABLES.COM and am Super Happy with the Speed it was Shipped and the Quality. Will be back for more.