JR-820PH IP phone is an internet based voice network phone terminal. It adopts multiple voice control protocols and voice compression coding methods to directly convert analog voice into IP packet for internet transport, thus effectively using the existing bandwidth to provide PSTN quality voice service.
Support Power over Ethernet and headset. Special for call center.
Support register two SIP accounts and one IAX2 (or H.323)account simultaneously.
Auto upgrade firmware and configuration file through HTTP, FTP, TFTP.
Support transfer / holding / waiting/ conference and voice mail.
Offer 8 types of ring tone.
Support VPN and VLAN.
Built in router and bridge mode.

