Includes Tsdgpn1200 sound masking generator, tsd-ps24v250ma power supply, and tsd-rmk 1RU rack mount Kit, balanced line output plus 4W 70.7V Output, global input voltage, supports up to 4 tsd Series modules, adjustable gain, hi-cut filter, EQ and gain bypass for line output, selectable Pink or white noise source, Includes security covers for all rear panel controls, 1 run