The B200SR intelligent sounder bases support the manufacturer’s synchronization protocol, enabling them to be used as part of the general evacuation signal - fully meeting not just UL 268 but also UL ...

St. Charles, Ill.-based System Sensor launches its B200SR intelligent sounder bases. The sounder bases support the System Sensor synchronization protocol, enabling them to be used as part of the ...

System Sensor's ExitPoint directional sounder now includes voice messaging, creating a new concept in fire safety - the audible exit sign.

The SpectrAlert advance low-frequency sounders and sounder strobes by System Sensor of St. Charles, Ill., are the first notification appliances to meet the new NFPA 72 2010/2013 low-frequency ...

System Sensor's ExitPoint directional sounder now includes voice messaging, creating a new concept in fire safety - the audible exit sign. Once the fire alarm has played its role ...