Headphones: AKG K340, ATH CK 10, ATH AD 900, ATH AD 700, REO, PFE, V-Jays, ATH FC- 700, UM 3X, Westone 3, UE Triple-Fi, Shure E500, Sleek SA 6, Q-Jays, UM-2, Ety 4P/S, Ety 6i, ADDIEM, PK 1, Grado SR 60 and 60i, AKG 701 with RAL recable, AKG 601, Sennheiser HD 600 with Revelation Audio recable,...http://www.head-fi.org/forums/f12/vorlon1-157711/