Your customers can achieve optimum echo-cancelled voice quality and enhancement by choosing models with Telco-Grade DSP Hardware Echo Cancellation. One DSP echo canceller on the B600D or B600DE voice card provides Telcograde hardware echo cancellation on all channels with no additional CPU load and minimal additional cost.
Features
Fixed 4-port FXO and 1 port FXS analog Card
Up to 4 simultaneous PSTN calls on a single interface slot
Available in PCI and PCI Express in 2U form factor
Carrier-Grade hardware Echo Cancellation options
Includes on-board diagnostic tool kit
Supports most motherboards & servers
Linux and Windows Supported
Supports Asterisk, FreePBX, proprietary PBX, IVR and more
5 year warranty