Cisco SPA504G 4-Line VoIP Phone with PoE

The Cisco SPA504G is a 4-line VoIP phone featuring a large backlit LCD, dual switched 10/100 ports and Cisco HD Voice. Supporting either SIP or SPCP, the Cisco SPA504G is the perfect IP phone for hosted VoIP or premise-based IP PBX systems. It supports LDAPv3 Corporate Directory Search, Cisco XML-based Corporate Directory, and features a customizable logo and screensaver. SIP third-party call control for server-based applications and Cisco XML API support for advanced applications are also available. It supports the standard SIP 2.0 protocol, as well as Cisco's proprietary SPCP (Smart Phone Control Protocol), a derivative of Cisco's SCCP (Skinny) call control protocol which is used on the Cisco UC500 platform. The Cisco SPA504G is part of Cisco phones' Cisco Small Business Pro product family.

Cisco SPA504G 4-Line VoIP Phone with PoE Features & Specifications:

• 4-Line Phone
• Dual-switched Ethernet ports
• IEEE 802.3af PoE (Power Over Ethernet)
• Supports SIP or SPCP protocol
• G.729 and G.722 Wideband Audio Support
• Menu-driven user interface
• Web-based GUI, remote provisioning
• IP dialing support
• Hi-Resolution LCD Display
• 2.5mm stereo headset connector
• AUX port (SPA932 or SPA500S attendant console is supported)
• High-quality audio handset
• Full duplex hands-free speakerphone
• Hearing aid compatibility (HAC)
• Support calls between TTYs
• Works well with GN Netcom, Jabra, and Plantronics wired headsets
• Optional PA100 Power Adapter and MB100 Wall Mount Adapter