From the Bob's Devices site: Hand Crafted, Moving Coil (MC) Cartridge Step-up Transformer (SUT) built with new CineMag CMQEE-3440A Transformers and gold plated hardware in a hand polished black powder coated cast-aluminum enclosure. Included are 2 switches: high/low gain and ground/lift.
The basic unit. Transformers with red lettering. Unit pictured is the actual unit. (It's identical to the unit posted on the site.)