Digium 4 span digital T1/E1/J1/PRI PCI Express x1 card and hardware echo cancellation £2,351.87 inc. VAT
Digium 2 span digital T1/E1/J1/PRI PCI Express x1 card and hardware echo cancellation £1,018.07 inc. VAT
Digium 1 span digital T1/E1/J1/PRI PCI Express card with NO hardware echo cancellation £839.39 inc. VAT