Intelligible audio paging, silent monitoring and advanced self-diagnostic and reporting features Configuration and firmware upgrades through Web GUI Supports standard SIP protocol VOIP-500 series outdoor-rated, ADA-compliant hands-free Voice over IP (VoIP) Call Stations go beyond emergency communications with intelligible audio paging, silent monitoring and advanced self-diagnostic and reporting features. Talkaphone''s VOIP-500 Series Phone has tested compatible with Cisco UCM 7.1 and UCM 8.6. The Cisco Compatible logo signifies that Talkaphone''s product has undergone interoperability testing by Talkaphone together with Cisco and a third-party test house based on testing criteria set by Cisco. Talkaphone is solely responsible for the support and warranty of its product. Cisco makes no warranties, express or implied, with respect to Talkaphone''s product or its interoperation with the listed Cisco product(s) and disclaims any implied warranties of merchantability, fitness for a particular use, or against infringement. Talkaphone''s VOIP-500 Series directly support the Singlewire InformaCast IP Speaker Protocol. Singlewire InformaCast Advanced is a full-featured emergency notification solution that enables people to reach Cisco IP phones, speakers, cell phones (with InformaCast Mobile), and other devices with text and live, ad-hoc, pre-recorded, or text-to-speech audio. This integration and direct support offer organizations the opportunity to leverage the SIP-compliant VOIP-500 Series Call Stations as endpoints for triggering and receiving InformaCast broadcasts. In addition to being capable of receiving live, ad-hoc, pre-recorded, or text-to-speech audio, the VOIP-500 Series Call Stations button can be configured to place a call to a preset extension phone number. Singlewire InformaCast Advanced can be configured to monitor that extension phone number utilizing the CallAware module and, as a result, trigger a broadcast.