Apollo Discovery 58000-020APO White Open-Area Voice Sounder

The Apollo Discovery 58000-020APO is an Open-Area Voice Alarm Device with a white body. It comes with a backbox, which incorporataes a short-circuit isolator. The Apollo 58000-020APO is used to provide an audible warning of a fire condition, and are controlled by the fire control panel by means of the Discovery Protocol. The 58000-020APO is designed to provide clear instructional messages through the Discovery protocol.

Features
6 messages
7 volume levels
Software-defined group addressing with up to 16 group addresses
Alarm switching by individual device, by group address or of all devices on loop
Independent control of sounder and beacon
Isolator status information
Set-up and testing of devices at point of installation
Optional noise pollution feature; automatically silences after 20 minutes
Class change bell tone
Red or white options