It's in perfect working order. There is only one cosmetic blemish: a scratch on the top of the unit that was received while fitting it into a rack. I've included it in the pictures.
I've owned it for several years in a smoke-free studio. The item "Universal Audio 2-610 Dual Channel Tube Preamplifier" is in sale since Friday, June 10, 2016. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips".
The seller is "theynevergotyou" and is located in Austin, Texas. This item can be shipped to United States.