This thin, dual cone waterproof communications speaker with 20 watts of power is ideal for use as a VHF remote. Designed for flush mounting, it fits into a 4-1/4” diameter cutout. Comes equipped with a mini-plug., Completely waterproof and corrosion-proof., Features plastic grills, sturdy plastic frames, polypropylene speaker cones and teflon-coated wires., , ,