X-NRI/EN-D Network Resource Interface is a universal interface of X-618 for external control access and audio extension. It is suitable to the needs of central interfaces management required by middle
The SpectrAlert Advance SPSCWK-CLR-ALERT is a white, outdoor speaker strobe with clear leans and ALERT pad print for ceiling installations with selectable strobe settings of 15, 15/75, 30, 75, 95, 110