1.4 Port Asterisk GSM Card 2.PCI 2.2 Slot 3. PSTN, Phone, CDMA, GSM Support 4.DTMF Detection 5 ... -way wireless voice cards, slot type is PCI-E socket, line PCI-E 2.2 standards. It is mainly used ... master DMA data exchanges across PCI interface at 132Mbytes/sec for minimum host processor intervention. 8, It ... call centre.Hardware and software requirements: 1, Interface: PCI 2.2 2, CPU 800+MHZ 3, RAM 128 ...