VIVOTEK AU-004 2-Way Indoor Network Horn Speaker, White

Optimize audio communications and incident response with the VIVOTEK AU-004 2-way indoor network horn speaker. Designed as a professional intercom system for security and surveillance environments, this VIVOTEK network speaker provides crystal-clear two-way VoIP/SIP communication for entry control, paging, and emergency announcements. With ONVIF compatibility, the AU-004 integrates smoothly with VMS platforms for centralized monitoring and coordinated alerts.

The recessed horn design delivers focused sound for indoor spaces while remaining discreet, and the unit supports pre-recorded messages, alarm input and schedule-triggered announcements to automate routine instructions and alarms. Powered by 12–24V DC and weighing just 2.2 lb, the AU-004 is compact, easy to install and adaptable to retail, transportation hubs, corporate campuses and industrial facilities. Whether you need live intercom, automated messaging, or an integrated audio layer for your surveillance system, this speaker improves situational awareness and response times. Contact your supplier to specify the AU-004 for your next security or monitoring deployment.

• Delivers clear two-way VoIP intercom communication for fast, reliable onsite coordination
• ONVIF and VMS compatibility enables centralized monitoring and seamless security system integration
• Low-profile recessed indoor horn design provides focused audio coverage without visual intrusion
• Built-in support for pre-recorded messages, alarm input and schedule triggers automates responses and alerts
• Flexible 12–24V DC power and SIP protocol support simplify deployment across networked environments