- Valcom PagePro SIP based paging server- Easy to install- Live or recorded messages- 65,000 Speakers, expandable up to 256 IP paging zones- Easily connect loudspeaker system to existing computer networks- Compatible with Cisco, Nortel, Avaya, Iwatsu and most IP telephone systems- Supports IP and analog amplified speakers- Supports IP talkback speakers- Supports legacy paging systems- Synchronized clock compatibility- PoE (802.3af) or local power- SIP and Multicast- Network supervision- Feedback eliminator- Night ring- DHCP