Motu UltraLitemk4 18×22 USB Audio Interface with DSP, Mixing and Effects The latest in MOTU’s award-winning UltraLite series, the UltraLite-mk4 is a USB audio interface with 40 simultaneous I/O channels (18 in, 22 out). It also delivers exceptional sound quality, new ultra-low latency drivers and expanded DSP for studio-grade mobile audio recording. Superb audio quality [...]