Allen & Heath ZEDi10FX Compact Hybrid Mixer/USB Interface With On-Board EffectsDesigned to bring the signature Allen & Heath sensibility to a compact and portable frame, the ZEDi 10FX is a six channel mixer that sports reverb, delay, chorusing, and tap tempo functionality. But that's not all: the unit also doubles as a USB interface offering four channels of conversioneither analog to digital or vice versa. On the analog side, you get four XLR inputs, four line inputs, two instrument ports, and two pairs of stereo line inputs.