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Cisco SPA504G is Cisco’s midrange business desktop IP Phone within the Cisco Small Business Pro product family. The Cisco SPA504G is a 4-Line phone with backlit LCD display and full-duplex speakerphone.
Cisco SPA504G 4 Line VoIP Phone with PoE
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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.
