Thank you very much. YAMAHA Digital I/O Cards This is a set of 3 cards. ・CD8-TD1 x 2 cards (TDIF Digital Audio Interface) ・CD8-AT x 1 card (ADAT OPTICAL Digital I/O Card) These are expansion cards for AW series, O2R, DME series and other compatible equipment. 【Condition】 ・These were removed from equipment that was working before removal. ・Power-on confirmation and installation tests have not been performed. ・No damage or chips on the circuit boards. ・Terminals and optical ports appear to be in good condition visually. 【Included Items】 ・Card bodies only 【Caution】 Due to being used electronic parts, they are sold as-is, as junk, and without any claims. Recommended for those who need repairs, spare parts, or are operating multiple units. No individual sales, selling as a set of 3 at a bargain price. Also, a t.c. TDIF-1 has also been found, so it will be included as a bonus. Immediate purchase is welcome, thank you.