Designed for studio use, each RA series amp incorporates advanced convection cooling for heat dissipation. The result is long, stable operation unaffected by heat-related complications, without the added distraction and annoyance of fan cooling. And eliminating the danger of losing hard-to- hear details due to noisy amp performance. Features: [ 4 ohms: 75 watts RMS per channel [ 8 ohms: 45 watts RMS per channel [ 8 ohms: 150 watts RMS, bridged mode [ Signal to Noise Ratio: >105dB [ Frequency Response: 10Hz - 70kHz +0, -3dB [ Connections via TRS or RCA [ Dimensions (WxHxD): 480 x 99 x 260mm [ Weigth: 6,8 Kg