* Communicator 104 (KDS Electronics) (1992) Reportedly: "Serial and Parallel interface" (or, actually, [[Mini-Max Modem]])
* 8bit [[KDS 8-Bit Printer Port ]] ([[KDS ]] Electronics) (this may be same as above)
* 8bit Printer Port (Pride Utilities) ([[Pride Utilities 8bit Printer Port|details]])
* 8bit Printer Port with Dual RS232 ([[Timatic Systems]])