011211 SIP Indoor Intercom

Description The SIP Indoor Intercom delivers two-way communication and secure access control for your VoIP phone system. These devices are perfect for a multitude of settings such as commercial or residential facilities, schools and universities, retail establishments, warehouses, and manufacturing plants.CyberData's SIP enabled VoIP products are compatible with a vast majority of VoIP systems including SBCs, Gateways, and phone systems both on-premise and cloud-based. 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 co