Name: VC400A 1-4 FXS/O Ports

Model: VC400A

 VC400A is a four FXO/FXS ports telephony card with PCI-E interface.Using VC400A analog card,
open source Asterisk PBX and stand alone PC, users can create their IPPBX telephony solution
which includes all the sophisticated features of traditional PBX, and extend features such as 
voicemail in IP PBX.User can use VC400A analog card with standard dahdi driver and Asterisk 
source code without modifing any code.