The ZEDi-10 is a powerful, easy-to-use analog mixer with a high definition 4-in-/4-out USB audio interface, making it the perfect all-around model for musicians, recording artists, and live venues. Whether you are at home or when you are recording songs up to YouTube or Soundclouds, you can create creative sound making at every stage of situation. Built in studio-quality 24-bit/96 kHz, 4-in-/4 out USB audio interface, allowing ZEDi-10 to transmit and receive multi-track audio signals from Mac or PC without any extra hard. The new GSPre preamp is based on the preamp part of the famous GS-R24 recording console, and the built-in GSPre preamp part provides exceptional low noise performance and a spacious headroom, and the warmth and depth of sound unique to an analog mixer. The Guitar DI High Impedance (Hi-Z) switch is equipped with mono input 1, 2 (M1, M2), and you can directly connect the guitar without the need for a DI box.