4100ES Audio and Emergency Communication

Johnson Controls

4100-1335

With a digital message memory options to support up to 32 minutes of audio. There are built-in connections for a master microphone, remote microphones and firefighters' telephones.Replaced with 4100-1329 BACKUP DIG.100W AMP,120VAC,70V

Johnson Controls

4100-1334

With a digital message memory options to support up to 32 minutes of audio. There are built-in connections for a master microphone, remote microphones and firefighters' telephones.BACKUP DIG.100W AMP,120VAC,25V Replaced with part 4100-1328

Johnson Controls

4100-1321

With a digital message memory options to support up to 32 minutes of audio. There are built-in connections for a master microphone, remote microphones and firefighters' telephones.BACKUP 100W AMP - 120VAC 70V Replaced with item 4100-1315

Johnson Controls

4100-1320

With a digital message memory options to support up to 32 minutes of audio. There are built-in connections for a master microphone, remote microphones and firefighters' telephones.Replaced with 4100-1314 BACKUP 100W AMP - 120VAC 25V