

Gas-tight and maintenance-free lead-fleece battery 12V/18Ah for the ONE-500 voice alarm compact system


External gong module for connection to the ONE-500 voice alarm system, incl. power supply


Expansion module for the ONE-500 Voice Alarm Compact System (Master Unit and another 3 ONE Units)


Expansion module for the ONE-500 Voice Alarm Compact System (Master Unit and another 9 ONE Units)


Certified Push-to-talk Handheld Microphone with Voice Alarm Function, EN 54-16


19" rack mounting extension, 3U, for quick assembly and disassembly of the ONE-500 voice alarm compact system, incl. accessories


19" rack mounting brackets, 2U, for ONE-500 voice alarm compact system incl. accessories


Wall mounting set for ONE-500 voice alarm compact system including accessories