The SingleWire Informacast Speaker is for use with Singlewire's paging and emergency notification software InformaCast® or InformaCast® CK. It is a PoE-powered IP Speaker that registers easily to new and existing Singlewire installations. It can also register with Cisco Call Manager as a SIP end point using a Cisco SIP License. Features - Capable of receiving SingleWire Informacast, SIP and Multicast messages - Optional red/green/blue/white strobe kit connection - Autoprovisioning via HTTP, HTTPS, or TFTP - HTTPS or HTTP web based configuration. HTTPS is enabled by default. - 802.11q VLAN tagging - Configurable sense input for use with fault detection or with optional lighted button kit - Configurable event generation for device health and status monitoring - Support for G.722 codecs - Powered via PoE (802.3AF or 802.3AT) or 24V auxiliary power supply (not included) - Enhanced interoperability for hosted environments - SIP (RFC 3261) compatible - Night Ringer function - Plays audio from Multicast - Web-based configuration - Paging prioritization and background music - User upgradeable firmware via web interface or autoprovisioning - External volume control - IGMP l SIP endpoint or Multicast group member Network-adjustable speaker volume - Can drive one external analog speaker for greater coverage (part "011120/011121 sold separately) - Optional clock kit available (part "011153/011154 sold separately) - Support for 10 multicast paging groups - Support for multiple SIP servers for redundancy - Relay for activating door locks, external amplifiers, etc. - Line-level audio output for connecting to an external amplifier