Now upgraded to WZ3 status, the 20S remains a favourite mixer for small broadcast studios, internet radio stations , project studios and stereo sub-mixing anywhere. Featuring the new WZ3 preamp and responsive EQ, the WZ3 20S provides 12 channels with no fewer than 4 mono and 18 stereo sources. On the WZ320S, 8 dual stereo input channels are provided, each with TRS jack 'A' and XLR 'B' inputs. These may be mixed together into the channel or mode switched to provide up to 16 independent sources to the mix - ideal for multi-stereo keyboard and recording applications.