– Full-duplex audio with enhanced acoustic echo cancelling
– 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
– 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
– Large button for easy activation
– DTMF-controlled dry relay contact for auxiliary control
– Door closure and tamper alert signal
– Network volume control
– Supports Outdoor Auxiliary Strobe Kit for IP66-rated outdoor visual notification
– 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
– Configurable event generation for device health and status monitoring
– 802.11q VLAN tagging
– Support for Cisco SRST resiliency