1.4 Port Asterisk GSM Card 2.PCI 2.2 Slot 3. PSTN, Phone, CDMA, GSM Support 4. ... card/asterisk voip gatewayProduct Description Products: SinoV-GSM400E is a four-way wireless voice cards, slot type is PCI-E socket, line PCI ... GSM (CDMA) wireless call centre.Hardware and software requirements: 1, Interface: PCI 2.2 2, CPU 800+MHZ 3, RAM 128+MB ...