Two Vifa D25TG-08 6Ω dome tweeters for sale. Featuring a 32mm polyamide coated fabric dome membrane, with Ferrofluid suspension for damping & cooling. They came from a pair of 1986 Energy ESM-2 bookshelf speakers. They measure 4" wide by 1.25" deep. Used, but in good working condition. $60 each, or $100 for the matching pair.