UCM6204 is an innovative IP PBX appliance designed for small to medium business.Powered by an advanced hardware platform with robust system resources,the UCM6204 offers a highly versatile state-of-the-art Unified Communication(UC) solution for converged voice, video, data, fax and video surveillance application needs. Incorporating industry-leading features and performance, theUCM6204 offers quick setup, easy deployment and unrivalled reliability all at an unprecedented price point.
User Manual From Grandstream: here
*We do not provide any technical support for it
|Style||UCM6202 and UCM6204 support up to 500 users and 30/45 concurrent calls, UCM6208 supports up to 800 users and 100 concurrent calls; Auto Discovery and Zero Configuration of Grandstream SIP endpoints; Integrated 2/4/8 PSTN trunk FXO ports, 2 analog telephone FXS ports with lifeline capability and up to 50 SIP trunk accounts; Gigabit network ports with Integrates PoE, USB, SD card; Supports up to a 5-level IVR (Interactive Voice Response); Built-in call recordings server; recordings accessible via web user interface; Built-in Call Detail Records (CDR) for tracking phone usage by line, date, etc.; Supports multi-language auto-attendant and call queue to efficiently handle incoming calls; Strongest possible security protection using SRTP, TLS and HTTPS encyrption; Supports any SIP video endpoint that uses the H.264, H.263 or H.263+ codecs|