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.
VoIP Terminations and Hosted VoIP Switch Partition : VoIP Reselller, VoIP Callshop, VoIP Calling Cards, VoIP Callback, VoIP PC-To-Phone, VoIP Device-To-Phone, DID, E-Commerce, etc.