NAD C700 V2 The NAD C700 Mk2 builds on and refines the original best-selling NAD C700, with improved DAC chips, MM turntable input and the ability to add Dirac room correction if required. The way people discover and experience music has shifted profoundly. Today’s listeners can stream music from vast catalogues over the Internet, often with better sound quality than discs can deliver. Wireless multi-room audio lets listeners enjoy music throughout their homes. At the same time, more listeners are embracing the warm sound and collectability of vinyl.