• 4 Mono inputs via Phoenix plugs • 4 Speaker outputs at 100V via Phoenix plug • 4 Line-level link output via Phoenix plug • Volume settings for each channel • Flat/HPF Switch for each channel • Output display for each channel via 4-LED VU meter • Screwdriver required to access technician-level settings • Power supply: 230 V 50/60 Hz  • Frequency response: 50 Hz - 15 kHz  • T.H.D (1 kHz nominal power): 0.1% • Dimensions: 380 x 088 x 482 mm • 19’’ mount-rackable • Height: 2 units • Weight: 7.2kg