GSM VoIP

GSM VoIP network authorizes service providers to avoid the local PSTN connection in directly communicating with GSM mobile handsets. This avoids the unwanted excess charges charged by these telephone companies. Let’s find out the top GSM VoIP providers.

Top GSM VoIP providers

Hypermedia HG4000 Series – This is one of the leading providers for GSM VoIP. Through Hypermedia GSM VoIP gateway, connections are established between a GSM phone and a VoIP service provider. The companies’ modular gateways range between 4 upto 72 GSM channels. Features include professional carrier grade gateway, easy and fast installation, multi SIM (4 SIM’s per channel), scalable from 4 GSM channels to 72 GSM channels, compatible with leading IP service providers of the world, web based remote control in case of any issues where every problem is solved through the web, comes with a 24 month warranty.

Dinstar DWG2001 Series – Dinstar is another leading brand in GSM VoIP. They are cost effective and system integrators. Through this gateway, calls are directly routed from a VoIP service provider to a GSM network which reduces the cost of mobile to mobile international bills to a great extent. Dinstar gateways support 1 to 8 GSM channels or SIM Cards. Features include support of voice codec, external hot plug slot allowing easy access of SIM Cards, LAN & WAN interface, Universal power adapter. Power consumption is only 5W.

Portech MV374 – Portech also is one of the best GSM VoIP gateways. Portech is SIP based and is compatible with Trixbox, VoipBuster, Asterisk, 3CX etc. It comes with 4 channels and is able to simultaneously make upto 4 calls from IP Phones to any GSM network provider and calls can also be made from a GSM network provider to IP phones. Portech offers excellent voice quality. Features include call back, send and receive SMS, provide CDR, 24 month warranty.

Dinstar DWG2004 Series – This is another GSM VoIP gateway from the makers of Dinstar. DWG2004 is a 4 Channel GSM VoIP gateway and rack mountable 1U chassis. Comes with LAN and WAN interface, power consumption is just 30W and the gateway weighs just about 4kgs. There are 4 hot plug SIM cards which come with external cover for easy accessibility.

Portech MV378 Gateway – This is 8 Channel allowing users to make 8 simultaneous calls from IP phones to a GSM mobile network provider. Thus reducing the cost for mobile to mobile phones to a great extent. Features include 50 sets of LAN, VoIP, GSM conversion, receive and send SMS, call back, 24 month warranty. All the functions & features mentioned can be designated from the web directly.