Grandstream UCM6304 IP PBX 4FXO 4FXS Unified Comm

– Enterprise-Grade Unified Communication Solution
– IP PBXs allows businesses of all sizes to build powerful and scalable unified communication solutions in an easy-to-manage fashion with no licensing fees
– Analog Telephone FXS Ports: 4 RJ11 Port
– PSTN Line FXO Ports: 4 RJ11 Port
– Users: 2000
– Concurrent calls: 300
– Max concurrent SRTP calls: 200
– Video Conference: Up to 30
– Voice Conference: Up to 120
– Three self-adaptive Gigabit ports (switched, routed or dual card mode) with PoE+
– 1USB 2.0, 1USB 3.0, 1SD card interface
– 320×240 color LCD with touch screen for Shortcut Keys and Scroll Bar