Product picture - AKG PSU4000 Central Power Supply Unit for 3x HUB4000 Q, 3x CU4000, 3x PS4000 and SPC4500 AKG, PSU4000, Central, Power, Supply, Unit, 3x, HUB4000, Q, 3x, CU4000, 3x, PS4000, SPC4500 Click the image to close this page