Description
The Grandstream VoIP PBX - No Video Support - 4x FXS and 4x FXO is a device that does not have video support. This device can support up to 150 simultaneous calls and 1000 SIP clients. The UCM6304A also has a built-in instant messaging (IM) platform and a LCD display.
Description
UCM6304A, 150 Simultaneous Calls, 1000 SIP clients, LCD Display, Built in Instant Messaging