Here is a good used Z80 Card made by PCPI. It is not fully tested but you can send it back if there is any problem. It is in excellent used condition.
Apple II Super Serial Card II 670-0020 with DB25 NICE CONDITION Untested
Apple II Cold RESET Card New Version 2.0 II Plus
Apple II Super Serial Card In Original Box A2B0044
Apple II Language Card Apple Computer 1979 600-0118 820-0015-01 Vintage
Vintage Apple 670-X005 820-0008-01 Serial interface card Apple II ISA961
