Maybe you are a ceiling speaker purchasing manager, who are looking for high quality ceiling speaker, and sinrey are a professional manufacturer & supplier that can meet your needs. Not only ceiling speaker we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on ceiling speaker. Don't hesitate to get in touch with us if you are interested in ceiling speaker, we won't let you down.
SINREY SIP Ceiling Speaker 743V can be seamlessly integrated into VoIP systems. It supports SIP v1 (RFC2543) and v2 (RFC3261) protocols, ensuring reliable and clear communication for paging, announcements and intercom applications.
