OpenVox X204E 8 channels FXO/FXS/BRI/PRI - PCI Express card Supports 3 types interface: FXO/FXS, BRI and T1/E1/ J1 Each interface access 2 analog line Provide 4 simultaneous voice calls over 2 ISDN BRI lines
Hardware echo cancellation module for B200E and B200P cards
B400P is a PCI 2.2 compliant card supporting 4 BRI S/T interfaces, with a onboard multi NT power feeding circuits. NT/TE mode can be independently configured on each of the 4 ports.. It can be used to build Asterisk based systems such as ISDN PBX and Voip gateway.
B200P is a PCI 2.2 compliant card supporting 1 BRI S/T interface. NT/TE mode can be configured on the port. It can be used to build Asterisk based systems such as ISDN PBX and Voip gateway.