Yeastar P570 IPBX P-Series

Users: 300 (up to 500) Max Concurrent Calls: 60 (up to 120) Max

Analog Ports: 16 Max

BRI Ports: 16 Max

Cellular Ports: 6 Max

E1/T1/J1 Ports: 2

Expansion Boards: 2*EX30/EX08+2*D30

External Storage: USB, HDD