Single Span T1/E1/J1 The industry’s first affordable single span T1/E1/J1 card with available Telc...

The Sangoma A102 card: Two spans of optimized voice and data over T1, E1, and J1 available with Telc...

Four-Span T1/E1/J1 The Sangoma A104 card: Four spans of optimized voice and data over T1, E1, and J1...

Eight-Span T1/E1/J1 Eight spans of T1, E1 or J1 available with Telco-grade hardware echo cancellatio...

The highest density digital interface card in the marketThe highest density digital interface card i...

OpenVox D130 Series is now the leading single port T1/E1/J1 PCI-E card in the open source industry. ...

OpenVox D230 Series is now the leading 2 port T1/E1/J1 PCI-E card in the open source industry. It ta...

OpenVox D430 Series is now the leading 4 port T1/E1/J1 PCI-E card in the open source industry. It ta...

OpenVox D830 Series is now the leading 8 port T1/E1/J1 PCI-E card in the open source industry. It su...

OpenVox D(E)1630E is a 16 T1/E1/J1 ports superior card which supports up to 480 concurrent calls in ...

The D210 Series offers an on-board Octasic® DSP-based echo cancellation module. It supports T1, E1,...

OpenVox D410 Series is the worldwide affordable single port T1/E1/J1 card and delivers the great voi...