McIntosh MI1250 12 Channel Digital Amplifier (Black) av stand Alpha 80 Evo is characterized av cablecon full mini Alpha 80 Evo is characterized by excellent dynamics Low pass filter switch – for LFE or Stereo input selection It delivers 50 Watts into 8 Ohm speakers or 90 Watts into 4 Ohm speakers via highly sophisticated closed loop digital switching amplifiers that are paired with extremely robust power supplies to produce performance levels that are rarely achieved in distributed audio It has installer friendly physical dimensions and is 2U rack mountable via the included mounting ears (the mounting ears are removable for non rack installations)