The IP Ceiling Speaker SIP-S02 is smooth design, which makes it nicely blending with its surroundings. It's easy to mount flush with a ceiling, which is perfect for installation in school, offices, stores and hospitals. It's compatible with VoIP SIP devices and ONVIF VMS. It also supports pre-recorded messages, HTTP API. 48K OPUS Audio Codec ensures excellent sound quality. PoE eliminates need for local power supply. Besides, users can apply Tonmind audio management software, Tonmind Audio Manager, Tonmind PA System Lite, Tonmind PA System Pro for easy and efficient control.

• Compatible with VoIP, SIP devices (IPPBX, IP Phone) via SIP
• Compatible with IP Camera VMS/NVR via ONVIF
• Support Pre-recorded messages
• Support HTTP API for alarm in transmit
• 48K OPUS Audio Codec
• 50W amplifier, PoE Power Supply

Apart from these, you can find manifold other smarter features and we at Cohesive Technologies give you the best options.