It is an interface card for the apple II, has MIDI in, 2 MIDI out connectors on front of card (not towards back of computer) It also has j4 and j5 marked on the board, and they say tape in and Tape out. The two biggest IC's have the following markings: 8735 9 ef6850p 8721 9 ef6840p There is no name on the card. Part Number 30015 Can you help id this card?