VHF Extension Speakers Flush Mount - SingleThis 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.FeaturesCompletely waterproof and corrosion-proofFeatures stainless steel grills, sturdy plastic frames, polypropylene speaker cones and teflon-coated wiresIdeal for use as a VHF remoteAvailable in black or whiteSpecificationsPeak Power: 20W EachSpeaker Impedance: 4 ohmsCutout Diameter: 4-3/8 (110mm)Overall Diameter: 5-15/16 (151mm)Mounting Depth: 1-5/8 (41mm)Per Unit Weight: 0.65 lbs