The Soundtube HP590i is a 5.25in High Power Open-Ceiling
Speaker which includes a low-profile grille, proprietary
motorboard plus transformer bypass position. It includes
hanging hardware and has a SpeedClamp™ self-locking cable
grip for secure, quick and easy installation. The HP590i
includes a polypropylene driver, powder-coated steel grille,
and durable enclosure design.