1.4 Port Asterisk GSM Card 2.PCI 2.2 Slot 3. PSTN, Phone, CDMA, GSM Support 4.DTMF Detection 5.Factory ... wireless voice cards, slot type is PCI-E socket, line PCI-E 2.2 standards. It is mainly used in wireless ... 32 bit bus master DMA data exchanges across PCI interface at 132Mbytes/sec for minimum host processor ... , Interface: PCI 2.2 2, CPU 800+MHZ 3, RAM 128+MB 4, Linux kernel 2.4.x or 2.6.xSize and ...