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Access the cellular GSM network with the OpenVox G400P2 card. This card provides a PCI interface for the two included GSM modules. Plug your existing SIM cards into the modules (one SIM per module) and install the card onto the network. Then enjoy giving your telephony devices access to your GSM cellular service.
The OpenVox G400P2 GSM PCI card is fully expandable, with support for up to four available GSM modules. Utilize the card to facilitate VoIP, text messaging and more UC services through GSM. This card provides high-quality, quad-band GSM connectivity, with interoperability with many existing open source and proprietary phone systems.
