PA168V 1-port FXS Gateway     PA168V is a standard reference design. Many manufacturers had made this model with different outlook and inside pcb (for example AG-168V), here is another typical example. Standard 1-port FXS Gateway reference design web manual: SIP IAX2 H323 MGCP. Telnet manual: SIP IAX2 H323 MGCP. Outlook Large Outlook 2 Large PCB Large Check for the "AM79R70" chip on this image, it is the major difference between PA168V and PA168Q PCB 2 Large Check for the "MT28F016S5" chip on this image, it is the major difference between PA168V and PA168P Above pictures taken by R.M. Maharaj.