This is our HiFiBerry DAC with a single 3.5mm phone jack. It includes the headers to connect to the Raspberry Pi and RCA jacks and the Nylon spacer. It can be simply connected with no soldering required. This DAC+ is comparable with Raspberry Pi A+,B+, 2, 3, and ZERO. As well, we carry an array of the HiFiBerry DAC+ collection, including: the HiFiBerry DAC+ Zero, the HiFiBerry DAC+ Light, the HiFiBerry DAC+ Standard RCA and the HiFiBerry DAC+ Pro. To complete the build you can also purchase a black or a transparent acrylic case to house your D