"We have specialized in exquisite high-end audio products. Our selection of various brands is based on: - Above-average price/performance ratio - High durability and user-friendliness - The exclusivity of the brand. We are convinced that our brands inspire our customers. We build our Eternity-Jo brand tube amplifiers ourselves. These devices are real high-end with musicality that directly touches the soul. The hobbyhorse of the owner is the great experience of audio tubes. In our webshop for tubes, customers can find replacement tubes for their beloved tube devices. Our own repair service rounds off the offer. Expert repair by Kurt Zimmermann is guaranteed."