2FXS+2FXO or 4FXO 4 Port VoIP Gateway +CALLER ID
Product ID: S402D, S404D

The Soundwin S400 Caller ID 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.

Specifications:

• Telephony Specification
• Voice Codec: G.711(A-law /£g-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
• Telephony Specification
• FAX support : T.30 / T.38
• Telephony Specification
• Echo Cancellation: G.165/G168
• Telephony Specification
• FXO Caller ID detection : DTMF and FSK (Optional)
• IP Specifications
• H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP, STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound Proxy Support.

Features:

• VoIP Key Features
• Both support SIP and H.323 protocols: SIP Registration and Digest Authentication and H.323 Gatekeeper Registration.
• VoIP Key Features
• Polarity Reversal Detection: Type I and Type II
• VoIP Key Features
• NAT traversal: This feature allow gateway to operate behind any NAT/Firewall device. There is no need to change any configuration of NAT/Firewall like setting virtual server.
• VoIP Key Features
• Smart-QoS: This feature provides good voice quality when user place a VoIP call and access internet at the same time. The gateway will automatically start to reserve bandwidth for voice traffic when VoIP call proceeds.
• VoIP Key Features
• Voice Channels status display: This function display each port status like as onhook, offhook, calling number callee¡¦s number, talk duration, codec.





Ordering information:

• Minimum Order: Negotiable
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