Eight channel single space rack version with XLR jacks. Reversible racks ears, passive design (no power required), two-year warranty. Features include: · Increase or decrease signal voltage (-10dBV and +4dBu) without adding noise · Contains Hum Eliminator technology to get rid of hum caused by ground loops or unbalanced cables · Converts balanced and unbalanced signals · Eight XLR channels in single space rack · Reversible or removable rack ears · Cold-rolled steel housing, two-year warranty