Wohler AMP1-2SDA 2-Channel 3G/HD/SDI/AES3/Analog Audio MonitorWith Wohler's renowned high quality audio, the AMP1 2SDA provides instantaneous selection and monitoring of any available pair of audio from either a 16 channel SDI (with looped output), 1 AES input pair, and either of 2 pairs of Analog inputs (Balanced or Unbalanced). Analog and AES outputs of the selected pair are included. Optional hardware inputs cards provide up to 8 additional pairs of both Analog and or AES on DB 25 inputs. The unit features