Mackie HR824 MK2 - 2 way active nearfield monitor - 8.75 inch high-precision, low-distortion LF transducer, 1 inch titanium dome, ferrofluid cooled tweeter, twin FR series amps (150watt LF/100watt HF), passive radiator provides tight, articulate bass extension down to 35Hz, balanced XLR/TRS and unbalanced RCA inputs. (Each).