The SpectrAlert Advance PC2RK is a red, two-wire, ceiling-mount, outdoor horn strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Outdoor back box included.
Economic introduces a bi-directional projection speaker model HN-PBM20A/ in strong plastic cabinet and metal grille. It is 20W, cost-efficient speaker, provides high sound output in a wider area. it i