***SOLD*** I have a Sennheiser HDVA 600 Headphone amp that I need to sale, as well as a few other items. [See pics and other ads]. Will sell all items separately or together. This amp is fully balanced, and was designed for the Sennheiser HD 800, HD650/600, etc. Excellent synergy with these headphones. Perfect working condition, and excellent cosmetic condition. I am the 2nd owner. Comes with all the original accessories, box, manual. NOTE: This amp does NOT come with a power cord. No Trades, please. CON-US Only, unless you are willing to pay international shipping rates and fees. Asking $700.00 shipped, plus Paypal fee. Make an offer. Any reasonable offers will be considered. Thanks for your interest!