Use a Push Button to Activate an Emergency Sound on Netbell NTG 

The Netbell-NTG is built on TCP/IP platform with a built-in web server and specially designed hardware/software for audio tone/message generating and event scheduling. It comes with 40 built-in standard tones, user can add pre-recorded custom messages up to 10 hours if needed. The emergency alarms, custom voice messages and operation announcements can be activated via schedules, digital inputs, condition-triggered throughout the day for break time alerts, regular announcements, emergency notifications or automated reminders. With a push switch connecting to one of the digital inputs, you can quickly inform staff and coordinate action plans during emergencies. Learn more at www.linortek.c...