This exceptional unit stands out from most on the market because it retains its original, pristine perforated hardboard rear safety backing panel with crisp, completely readable gold factory stenciling and caution markers. The original power cord is fully intact, clean, and flexible, and the internal chassis warms up properly to provide the rich, distinctive sound that Zenith tube electronics are famous for. Brand: Zenith Radio Corporation (Chicago, IL, USA). Model: K731 / Chassis 7K07. Special Feature: Features the original complete rear backing board with sharp factory branding text. Condition: Excellent vintage condition with an intact wooden cabinet, authentic age-appropriate finish wear, clean backing board, and fully functional electronics. This premium, completely intact example is a fantastic find for audio restoration purists, mid-century modern decorators, or any collector wanting a Zenith unit that looks just as clean from the back as it does from the front. Secure this beautifully maintained piece of vintage tech by purchasing it today!