The Bosch PRA-APAL licenses one operator device (PC or tablet) on the PRA-APAS server: music and volume control, scheduled and recorded calls, text-to-speech and user profiles in a web browser. Scroll down for details.

The Bosch PRA-AD604 is a 600 W, 4-channel power amplifier designed for the PRAESENSA IP-based Public Address and Voice Alarm System. It features flexible power distribution across four channels, an integrated spare amplifier channel for fail-safe redundancy, individual digital signal processing, and OMNEO IP networking for reliable audio communication and system control.

The Bosch PRA-MPS3 powers up to three PRAESENSA amplifiers from three independent 48 V supplies plus a 24 V output, charges one 12 V backup battery, and carries a 6-port OMNEO switch with fibre and PoE. Scroll down for details.

The Bosch PRA-EOL supervises each PRAESENSA loudspeaker line to its end without extra wiring, as EN 54-16 line integrity monitoring requires. Scroll down for details.