D-Link VoIP Gateway with Built-in 4 GSM Ports - DVG-6004G

D-Link DVG-6004G VoIP Gateway – 4 Built-in GSM Ports

The D-Link DVG-6004G is a GSM VoIP gateway that bridges your IP telephony network with mobile GSM networks. With four built-in GSM ports and integrated antennas, it allows businesses to route calls through local SIM cards — significantly reducing the cost of calls made to and from mobile numbers across Nigeria.

This gateway is a practical solution for call centres, customer service operations, and any business handling a high volume of mobile calls. By converting GSM calls into VoIP traffic, it integrates seamlessly with IP PBX systems and SIP-based telephony platforms.

Key Features

• 4 built-in GSM ports with integrated antennas for reliable mobile connectivity
• GSM-to-VoIP conversion for cost-effective mobile call routing
• Compatible with IP PBX systems and SIP telephony platforms
• Reduces mobile call costs for businesses with high outbound volumes
• Compact, rack-friendly design for easy integration into existing setups
• Suitable for call centres, SMEs, and enterprise telephony environments

The D-Link DVG-6004G is an excellent tool for Nigerian businesses looking to cut communication costs by leveraging local GSM networks within their VoIP infrastructure. It is a cost-smart gateway that delivers real operational savings.