GMS TECHNOLOGY IS a software and Telecom solutions provider
we are a software and telecom solutions provider based in the UK and we offer Mobile SIP dialers from as low as US$50 per month and you can use with SIP switch
Dinstar DWG2000C-4/8G is a multifunctional VoIP / GSM gateway that operates on IP and GSM networks, which provides flexible network configurations, extensive features and good sound quality.