This unit was sent to me by Burson Audio, in exchange for an honest review. In the box you will find the Cable+ Pro, aswell as a usb-cable and wall-adapter for power. The Cable+ Pro is available both as RCA-RCA and RCA-3.5mm, my unit has RCA-RCA connectors. The Cable+ Pro retails for 200$. Equipment used: Source - PC playing Tidal HiFi through Roon, usb out. Google Chromecast Audio streaming Tidal HiFi, optical out. DAC - Chord Hugo Amp - Marantz PM5005 Speakers - SVS Ultra Bookshelves Headphones - Focal Elear A 200$ interconnect cable...