Yeastar P550 IP PBX

Form Factor: 1U Rackmount
Environment:
Operation Range: 0°C to 40°C, 32°F to 104°F
Storage Range: -20°C to 65°C, -4°F to 149°F
Humidity: 10-90% non-condensing
Base Users / Max Users: 50
Max Concurrent Calls: 25
Max FXS Ports: 8
Max FXO/BRI Ports: 8
Max GSM/3G/4G Ports: 4
Max E1/T1/J1 Ports: –
Power Supply:
AC 100-240V
50/60HZ 0.6A max
Hard Disk: No