This vintage vacuum tube, made by EI in Niš, is a rare find for collectors and enthusiasts of vintage audio equipment. With its unique design and high-quality craftsmanship, this ECL82 tube is sure to enhance the sound of any vintage audio system. Whether you're a serious collector or just looking to add a touch of vintage charm to your audio setup, this ECL82 tube is a must-have. Its brand and type, along with its excellent condition, make it a valuable addition to any vintage audio collection. Don't miss out on the opportunity to own this piece of audio history.