Specification :
The Soundwin S400 Series VoIP Gateway is fully both SIP and H.323 standard compliant residential gateway that provides a
total solution for integrating voice-data network and PSTN. By simple installation, this revolutionary compact voice over IP ( VoIP)
gateway could be configured as a 2/ 4 port FXS/ FXO VoIP Gateway which provides voice connectivity over the IP network and to the
Public Switched Telephone Network ( PSTN) .The Soundwin Gateway is equipped with a four port Ethernet switch and built-in NAT
router function that provides Internet access using only one IP address.
Besides, it provides high voice quality and optimized packet voice streaming over managed and public ( Internet) IP networks.