
Brand: Digium
Digium Quad Span Digital T1/E1/J1/PRI PCI-Express x1 Card (1TE435BF) with Hardware Echo Cancellation (VPM128)
Digium 4 Port E1/T1 digital asterisk card 1TE435BF supports up to 120 concurrent calls ideal for large call center. This card works out of the box with any asterisk version.