*astTECS single span E1/T1/J1 PRI cards is high-performance, cost effective telephony cards available with carrier grade optional hardware echo cancellation. *astTECS E1/T1/J1 digital cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side, trunk-side interfaces along with advanced call features are supported.
|Number of ports||Single Span E1/T1/J1 Card (PCIe)|
|Channel / Concurrent calls||Upto 30 Voice Calls|
Linux Kernel : 2.4 to Latest
|Dimension||126 mm X 56 mm|
|Shipping cost (India)||No|
Only thing missing here is Win10 compatibility
Voice quality is good