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Feature
3-line business-class IP phone. THIS IS NOT A STANDARD HOME PHONE!Connects directly to an Internet telephone service provider or to an IP private branch exchange (PBX).
Dual switched Ethernet ports, speakerphone, caller ID, call hold, conferencing, and more.
Easy installation and highly secure remote provisioning, as well as menu-based and web-based configuration.
Supports both Session Initiation Protocol (SIP) and Smart Phone Control Protocol (SPCP) with the Cisco Unified Communications 500 Series