The SIP Emergency Intercom delivers two-way communication and secure access control for your VoIP phone system. These devices are perfect for a multitude of indoor settings, such as commercial or residential facilities, schools and universities, retail establishments, warehouses, and manufacturing plants.

Features
- Full duplex audio with enhanced acoustic echo canceling
- Half duplex push-to-talk audio from the phone side using the phone's keypad or from the intercom side using the call button
- Simultaneous SIP and multicast
- Supports user-uploadable ring and alert tones
- Loud/Night Ringer function - second SIP extension
- Can receive pages directly from Poly phones as well as other devices that send standard multicast

- DTMF-controlled dry relay contact for auxiliary control
- Door closure and tamper alert signal
- Network volume control
- Supports Auxiliary Strobe Kit for visual notification
- Intended for indoor use only

- TLS 1.2 and SRTP enhanced security for IP endpoints in a local or cloud-based environment
- Autoprovisioning via HTTP, HTTPS, or TFTP
- HTTPS or HTTP web-based configuration. HTTPS is enabled by default
- Configurable event generation for device health and status monitoring
- 802.11q VLAN tagging
- Web-based upgradeable firmware
- Support for Cisco SRST resiliency