Dinstar DWG2004 SIP, GSM VoIP Gateway - 4 Channel (DWG2000-4G)
The Dinstar DWG2004 is a Quad-band SIP/GSM gateway that supports 4 GSM channels / SIM cards. The DWG2004 works with Asterisk® based IP PBXs like Elastix®, trixbox®, and AsteriskNOW®, as well as other Open Source and proprietary SIP based IP PBXs, Switch, IVR, and VoIP gateway applications.
Dinstar DWG2004 SIP/GSM gateway with 4 GSM channels
Applications: SIP IP PBX GSM Trunk, SIP VoIP line Gateway, SMS Server