Bosch MB-MBR Mother board/remote F.01U.201.691

Provides card slot(s) for MB-AMI cards to control additional amplifiers for distributed systems Provides card slots for MB-FPI cards for up to 16 supervised Class B fire phone circuits Provides card slots for up to two MB-MBK cards to provide eight Class B or four Class A speaker circuits per distributed panel Voltage, operating 24 VDC supplied by MB-DCC Current, operating 31 mA