Yeastar P550 IP PBX
"Users: 50
Max Concurrent Calls: 25
Max Analog Ports: 8
Max BRI Ports: 8
Max Cellular Ports: 4
Max E1 / T1 / J1 Ports: N / A
Expansion Board: N / A
External Storage: USB"
Max Concurrent Calls: 25
Max Analog Ports: 8
Max BRI Ports: 8
Max Cellular Ports: 4
Max E1 / T1 / J1 Ports: N / A
Expansion Board: N / A
External Storage: USB"
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