(1) QSC HPR 181i Powered Sub
100% tested in working order. Imagines are from actual unit.
4″ voice-coil driver and a 700 watt power module work to produce 134 dB SPL peak, at 1 meter with frequency response down to 39 Hz. The HPR181i also includes a top-mounted 35mm pole socket and heavy-duty 3″ casters to facilitate load-in and load-out.