true-nos sealed box are very rare collectible audiophile crown jewels, be sure to check out our official site! free postage
vintage edition 12bh7a by hitachi japan, hard to find unopened very old production type, revered 12au7 ecc82 alternative
take your listening experience to a higher level of 3-dimensional engaging detail and immersive harmonic imaging
transform sound reproduction warmth across multiple genres w/ more realism, thick punchy bass texture and extension
beautiful mid range w/ warm jangley highs, live-concert style delineation between instruments / vocals / percussion
12bh7 tubes are an audiophile 'secret tube'... sealed condition for true audio enthusiasts to collect or break-in
~authentic vintage hifidelity audio curation by caliacoustics~