UCM6204

Grandstream UCM6204- 4 FXO & 2 FXS Ports IP PBX.
500 users and 75 concurrent calls,, Integrated 4 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.