The Quad-Band GSM over VoIP gateway has been designed for user to make calls and receive calls from a cellular phone via the internet using VoIP ( SIP/ H.323) . Target Application GSM....
Dua Permata Mulia is the Sole Authorized Distributor Soundwin Indonesia for VoIP Gateway product. we must provide full service for the good after-sales technical support and warranties. Voip....
By Modular hardware design SB800/ S1600/ S2400 series makes any combination of the telephone interface. The Soundwin SB800/ S1600/ S2400 Series VoIP Gateway is fully SIP and / H.323 standard....