Cisco SPA504G 4 Line IP Phone with Backlit Display, PoE and LAN port. **Does not include power supply**
Product Features
Cisco SPA504G 4 Line VoIP Phone with PoE
The Cisco SPA504G features dual switched ethernet ports with IEEE 802.3af compliant PoE (Power Over Ethernet) support. The Cisco SPA504G also features a Message Waiting Indicator Light, 4-way navigation key, and 12 button dial pad, dedicated illuminated buttons for Volume, Hold, Menu settings and Voicemail access. The Cisco SPA504G works well with Asterisk, Trixbox, Switchvox, 3CX and other SIP based IP PBX platforms. The Cisco SPA504G supports the standard G.729a codec, as well as G.722 High Definition Audio and several other voice compression codecs. The Cisco SPA504G features a web UI for local provisioning and can also be provisioned remotely via TFTP, HTTP or HTTPS. Other features of the Cisco SPA504G include remote in-service firmware upgrade, XML configuration files, 256 Bit AES encryption of configuration files, and asynchronous notification of Upgrade Availability via SIP Notify.
Cisco SPA504G Overview:
The Cisco SPA504G supports LDAPv3 Corporate Directory Search, Cisco XML-based Corporate Directory and features a customizable logo and screensaver. SIP 3rd party call control for server based applications and Cisco XML API support for advanced applications is also available. The Cisco SPA504G supports for the standard SIP2.0 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 the Cisco Small Business Pro product family of Cisco phones.
Cisco SPA504G Features & Functions:
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 Res 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 compatability (HAC)
Support calls between TTY's
Works well with GN Netcom, Jabra and Plantronics wired headsets
Optional PA100 Power Adapter and MB100 Wall Mount Adapter
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