Unit has never been installed or used. You will receive the EXACT unit shown.6.69 x 6.69 x 9.84 inches. To meet different needs of home audio systems.
Multiple audio outputs for different devices: besides speaker output, add 3.5mm headphone jack out to improve sound quality for headphones, and a low frequency output is specially designed to connect active subwoofer to build 2.1 channel audio system and strengthen bass sound effects. Combined design of tubes and transistors: using 12J1S as preamplification, the sound is clear, warm, smooth and delicate with high fidelity. 2PCS Toshiba C5198 and 2PCS 1941 triode for power amplification, each channel can output 25W, easily to drive all home passive speakers. Vintage looking specially with VU meter: exquisite black panel matches with retro vacuum tubes and VU meter to dynamically to decorate home desktop space.With independent function buttons and input indicators on the top panel, easy to use, very suitable for home and desktop audio system use. 12J1S vacuum tubes are not easy to be found on web. But its unique perfromance will bring you unforgettable sound experience. If there are not any pictures of the product, it is new with no issues. If there is an issue you will see them in the photos, and explained in the listing. Trust the feedback as I try to make sure you get what I say in the listing. I will outline anything that seems out of place for the item in mention. If there is something specific that you would like to know. All photos are considered to be part of the description. If at any time you are concerned with item condition. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "vegaseauction" and is located in this country: US. This item can be shipped to United States.