<http://schema.org/description>
"The 12AX7-T/2 Psvane Reference T-series getshipped as factory matched pair.\r\nDramatically increased sound quality over the standard Shuguang 12AX7 tubes.\r\n\r\nGold coated pins to enhance connection over long term.\r\nAll parts are selected to the highest grade plus only highly experienced workers to assemble\r\nSuggested burn-in time is 50-80 hours."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hotroxuk.com/psvane-12ax7-t-mii-2-ecc83-matched-pair.html>