Mackie MR524, Active near field monitor, Equipment: 5.25 ""woofer and 1"" tweeter, 50 watt bi-amplified Class A / B amplifier, Frequency range: 45 - 20000 Hz, Low and high frequency 3-stage adjustable, Connections: XLR, jack, RCA, Dimensions (H x W x D): 282 x 180 x 221 mm, Weight: 4.6 kg