View Larger Image Gustard H10 with V5 Opamp Upgrade i’ve tried V5i before and i so in love with it. so i decided to get the V5 ASAP By Sales Burson|2016-11-18T09:17:43+11:00November 18th, 2016|V5 SS Opamp|Comments Off on Gustard H10 with V5 Opamp Upgrade Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInTumblrPinterestVkEmail