VoIP Cards

The Digium 1TE436BF card features the VPM128 echo cancellation module. The module brings hardware-based echo cancellation to the card for enhancing overall audio quality in voice communications. This card also features four T1 ports, a PCI interface and...

Digium TE435F features a total of four interfaces. Through PSTN trunking, these interfaces can provide up to 96 simultaneous calls via T1 or 120 simultaneous calls via E1. The Digium TE435F digital PCI Express is designed exclusively for use with...

Digium TE435F is designed to provide optimal voice quality for Asterisk-based systems. This digital PCI Express card features echo cancellation to improve audio quality. The four interfaces can support up to 96 simultaneous calls through T1, or 120...

The Digium 1TE236BF card features the VPM064 echo cancellation module. The module provides hardware-based echo cancellation for enhancing audio quality and voice communications. This card also features two T1 ports, a PCI interface and a half length, low...

Digium TE235F features two interfaces for providing voice connectivity. This PCI Express card can support up to 48 simultaneous calls via T1 or J1, or 60 simultaneous calls through E1. The Digium TE235F digital PCI Express card utilizes PSTN trunks over...

Digium TE235BF features an echo cancellation module to provide carrier-grade audio for voice communications. This digital PCI Express card can support 48 concurrent calls via T1, or 60 concurrent calls via E1, through the dual interface ports. This card...

The Digium TE134F PCI card supports T1, E1 and PRI environments. Use the Digium TE134F to leverage an existing analog system with VoIP, featuring a single RJ48 port. Onboard echo cancellation enhances voice and audio performance, and also saves this task...

The Digium TE133F PCI Express card supports T1, E1 and PRI environments. Migrate an existing analog system to VoIP with the TE133F card, featuring a single RJ48 port. A built-in echo cancellation unit boosts voice and audio quality, and also removes this...

The Digium TE132F telephony card supports up to 24 simultaneous calls via a single T1 port. Slide this card into an open PCI card and leverage your existing phones and telephony devices with your PBX.This card does not support an expansion echo...

The Digium TE131F telephony card easily plugs into a PCI Express slot. A single T1 port connects your phones and other devices to your PBX. This card supports up to 24 simultaneous calls over T1.An echo cancellation module cannot be installed onto the...

Please Note: Two USB thumb drives, not included, are required for this automatic failover solution.The Digium R800 is an Eight (8) Port Analog R-Series Failover Appliance that, in the event of a hardware or software problem on your primary server,...

The PWR2402B can supply the needed power to two Digium analog cards mounted with FXS modules when no power cables are available from the PC or server. This bracket includes 2 PSUs (12V) for FXS power.