the MAN301 DAC-B has the same as MAN301 but with dual built-in cost-no-object DACs to choose from. Analog outputs on XLR and RCA. The built-in D/A converter is of similar design to the renowned pitch perfect DAC202 unit. In addition the newly designed D/A Converter section is based on the discrete single ended output Operational Amplifier (OP-Amp) design. which performs at a stellar level. This is the definitive high-res media streaming solution. iPad remote control app.