VoIP Asterisk PCI card RX-1E1 supports both telephony and data modes. RX-1E1 has one E1/PRI interfaces supporting PRA signaling, HDLC, PPP and Frame Relay data modes, and any combination thereof. With the VoIP Asterisk card RX-1E1, you can easily build your IP-PBX or Carrier system .

Interfaces:

-1 X E1 interfaces

-PCI 5.0V interface

Features:

One PRI port 30 channels

Hardware DTMF detection

Conference Bridge

PCM bus connectors (PCM30, PCM64, PCM128)

4 dual-color LEDs (layer 1 state indicators)

Active channel switching (across multiple cards over the external PCM bus)

PRI ISDN protocol stack

Suitable for 3.3 volts and 5.0 volts 32 bit PCI 2.2 slots