Features:Retro-reflective design. Perfect for monitoring an entrance or use as an entrance indicator. Will make ding-dong" sound or siren sound when the beam is interrupted. Speaker volume can be...
Features:L bracket for mounting the E-931-S35RRQ and the E-931-S45RRQ.Specifications1x Wall Mount Bracket4x Mounting Bolts4x Spring Lock Washers8x Washers