Quintet is an affordable processor combining TC¢Helicon's renowned harmony algorithms and reverb technology, which are key to great live and recorded vocals. Features include a high-quality preamp, 4 harmony voices plus double-tracked lead, timing and pitch humanization, TC reverb, and A/B program switching. 24-bit processing and MIDI control. XLR mic inputs, 1/4" line, RCA phono S/PDIF digital output.