This is a set of 2 pieces. It seems to be used in YAMAHA COD-100 and MAXSON CS550. (Buyer Information) ■ Although these are unused original products, they may have faded printing, bent pins, or discolored metal parts due to the long storage period. Please refrain from purchasing if you are looking for brand new, pristine items. ■ The LOT# etc. shown in the photos may differ from the actual product. If you are concerned, please contact us before purchasing, and we will investigate and respond. Also, the quantity and packaging method shown in the photos may differ from the actual listing content. If you want more, please contact us. ■ Items paid for by 4:00 PM will be shipped on the same day (excluding Saturdays, Sundays, and holidays. We do not ship on Saturdays, Sundays, and holidays). ■ Discounts (price negotiations) are not possible. Changes to the set quantity, such as changing a set of 4 to a set of 3, are not possible. ■ An invoice will be attached. Signetics Compandor NE571N 2 pcs/set Used in YAMAHA COD-100, MAXSON CD550 (The customers' reports) Original, new and not used [118TgK/321125] {45}<#><&>||