Bosch LBC-1410 are wall-mounted devices for Bosch public address systems, available in 12 W, 36 W, and 100 W versions. They allow local volume adjustment or program selection while ensuring emergency announcements override local settings through a built-in 24 VDC relay. Designed for 3-wire and 4-wire systems, they offer reliable operation with power-save or fail-safe options and a discreet design suitable for various interiors.