The SOLO/610 delivers all the essentials: a classic Putnam 610 console mic pre with switchable 48V phantom power, direct instrument input, highpass filter, polarity reverse, and flexible dual impedance selection for Mic and DI inputs. For maximum flexibility, the SOLO/610 also includes a convenient DI throughput plus a Ground Lift and a Line/Mic level output switch.Universal Audio SOLO/610 Mic Preamp/DI Features. Record through a legendary tube circuit. Classic Putnam 610 console mic preamplifier and DI with throughput. Add tube euphonics and girth to any mic or direct input. Gain, Level, and impedance selection for maximum tonal versatility. Portable design for studio, desktop or stage. Legendary UA build quality and heritage. Handcrafted in UA's Scotts Valley, California labs. Found original manual, including in listing. The item "Universal Audio SOLO/610 Classic Tube Preamplifier & DI Box" is in sale since Tuesday, December 24, 2019. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "dob_756" and is located in East Northport, New York. This item can be shipped to United States.