Topspin70 0 Report post Posted June 28, 2015 (edited) Highly rated dac/amp for headphones and IEMs. See reviews below. Mint condition. Text to negotiate. 96three 312six9 http://www.innerfidelity.com/content/small-and-mighty-resonessense-labs-concero-hp http://www.digitalaudioreview.net/2013/09/portable-dsd-resonessence-labs-concero-hp-and-concero-hd-review/ http://headphone.guru/the-resonessence-labs-concero-hp/ http://www.headfonia.com/resonessence-concero-hp-canadian-dacamp/ Edited July 13, 2015 by Topspin70 Share this post Link to post Share on other sites