Bosch PVA-4CR12 System controller for audio processing, routing and supervision of a PAVIRO system, Public address and emergency sound system control unit, Control and routing of 4 simultaneous audio channels, One controller supports 12 zones, expandable up-to 492 zones with 24-zone routers, supports up to 16 call stations, Four controllers can be networked using OMNEO interface module, EN 54-16 system certification.

Bosch PVA-15CST Call station for the PAVIRO system, gooseneck, microphone with pop shield and permanent monitoring, Call station with soft touch button for PAVIRO system, 15 freely programmable buttons, Customization via built-in display and keys, Provision for installing emergency button and key switch, EN 54-16 system certification, 1 CST BUS port (Control data + Audio + Power supply, RJ-45), 1 audio source (line level, phone jack), 1 microphone port (phone jack), 15-58 V DC Power Input.

Bosch PVA-1WEOL End-of-line supervision module, Module for monitoring the loudspeaker line for short and open circuits. Compatible with 100V, 70V, or 50V loudspeaker lines, Module is powered via loudspeaker line (pilot tone), A single loudspeaker line can have multiple modules, Up to 60 modules can be connected to one amplifier output channel, EN 54-16 system certification.