Two Siemens ECC82 vacuum tubes, 12AU7 compatible. - Brand: Siemens - Model: ECC82 - Type: Vacuum tube - Quantity: 2 tubes - Compatibility: 12AU7 These are from an estate and their functionality hasn't been verified due to the lack of a measuring instrument. They are being sold as-is. Please check the photos for their condition. Please understand and purchase accordingly. These are old items that have been stored at home for a long time. No returns accepted. 4