Comelit 1622 Simplebus Audio Speaker Unit for IKALL Entrance Panel

Audio speaker unit for Simplebus system, complete with terminal block and management system Eco-cancelling, watertight loudspeaker electret microphone; volume can be adjusted from the front. microprocessor DIP SWITCH 8 positions programming calls to users. 33Vdc power supply via special art. 1595. On-board electronic lock-release function (3A), plus C, NC, NO 10A relay contacts. use in modules 33400, 33401 33402. Dimensions: 4" x 2.2" 1.5". Compatible all SBTOP functions products. Allows call addressing up 120000 Timed input door open indication.