HP Adapter (Product) C3397A is compatible in the following HP Models:

HP Printer Cables

HP DESKJET 350 MACINTOSH SERIAL CABLE - C3397A

HP Deskjet 350 Mobile Printer series

HP DESKJET 350C PRINTER - C2697A

HP DESKJET 350CBI PRINTER - C2698A

HP DESKJET 350CBI PRINTER WITH ROLLER-CASE - C8115A