This vintage vacuum tube from Motorola is a true gem for collectors and enthusiasts of vintage electronics. The tube is a type 3BT2 model, made in the United States, and comes in its original box. It is a unique piece of history that would make a great addition to any vintage parts collection. The tube has not been modified and does not come with any custom bundles. It is a great opportunity to own a piece of vintage audio and video history. This item is perfect for those interested in vintage tubes and tube sockets, and is sure to be a conversation starter in any collection.