Lowell 8C10MRB-T72 Moisture Resistant Speaker with 25V/70V Transformer - 8inModel 8C10MRB T72 features a moisture resistant 8 inch 15W speaker driver for utility paging and low level background music systems that may be subjected to high humidity (greenhouses, locker rooms, hot tub areas, outdoor restaurants and cafes, etc.). This model includes a mounted dual voltage (25V 70V) 5W transformer. If used outdoors, install the speaker in an area that is protected from direct exposure to the elements. Order grille and enclosure