APC-30T is a high-power 30 watt speaker with extended low frequency response. Unit is equipped with a wide-angle molded plastic bell for sound directivity. Transformer includes a screwdriver-adjust power selection with a 45 ohm tap for intercom and talk-back use. For mounting, the APC-30T features the Omni-Purpose bracket for vertical/horizontal positioning with provisions for surface/strap mounting to pillars and I-beams. Finished in grey baked epoxy.