SpeedVoIP is the leader to provide enabling solutions for secure and continuous VoIP communication services by offering the best Anti-Blocking and NAT/FW traversal components for ITSP and end-user.

4 Ports VoIP Gateway descriptions

The SPE 4.2 pro Voice over IP Adapter (Gateway) is capable of delivering and ultra-affordability solution for commercial and residential application worldwide, and meets international branches, SOHO and personal needs. The SPE Gateway is a low cost, feature rich SIP device that supports router, VoIP, FoIP and remote software upgrading functionalities and can be installed seamlessly in any SIP based telephony system. It can be connected directly to phones, fax machines, key systems, PSTN lines or a PBX.

Features & Benefits

 Full Feature Voice / Fax-over-IP
 Ultra-compact and lightweight
 Universal plug and dial
 Extremely cost affordable

Technical Details
Model: SPE 4.2 pro
Ports: Power, 2 (RJ45) for Ethernet port and RJ11 for Phone ports
Phones Ports: 4 FXS ports and 2 FXO ports
Standards: SIP (RFC 3261~3266 and various SIP draft extensions), SDP (RFC2327), RTP/RTCP (RFC 3550, 3551)
Voice Codec: G.711 u-law, G.711 a-law, G.729, G.729 a/b
Fax Codec: G.711 pass-through, T.38
IP Assignment: Static IP, DHCP, PPPoE
Call Features: Call transfer (attended), Call forward (busy / no answer / unconditional), Call hold / retrieve, Call waiting, Caller ID display, Caller ID blocking, Anonymous call blocking, Hook flash
Security: HTTP 1.1 basic/digest, Authentication for Web setup, MD5 for SIP authentication (RFC2069 / RFC2617)
Voice Quality: VAD, CNG, AEC, AGC, Packet loss concealment, each line G.169 up to 128ms, Dynamic jitter buffer, Bell 202 and V.23 caller ID
Tone: DTMF, Ring Tone, Ring back tone (local and remote), Dial tone, Busy tone, MWI

Also we can provide 1-, 2-, and 4- port FXS & FXO modles, SPE Gateway connects directly to phones, fax machines, key machines, key systems, PSTN lines, or a PBX.

For more details pls refer to SpeedVoIP - Professional VoIP Anti-Blocking Solution or sales@speed-voip.com
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