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NVP-300SS/SO/SSO is the VoIP ATA 2FXS/1FXS+1FXO/2FXS+1FXO with router |
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adapter and allows you to make telephone calls using a computer network, over a |
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data network like the Internet. |
NVP-300 Series converts the voice signal from your telephone into a digital signal |
that travels over the internet then converts it back at the other end so you can |
speak to anyone with a regular phone number. |
When placing a VoIP call using a phone with an adapter, you'll hear a dial tone |
and dial just as you always have. |
Some gateways at the recipient side can convert phone call back into voice signal, |
you need go through a VOIP to PBX gateway if you'd like the phone call from |
VOIP to regular phone number. |
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• Compliant with SIP v1.0(RFC2543) & SIP v2.0 (RFC 3261) |
• Compliant with IEEE802.3/802.3u |
• Compression algorithms: ITU G.711u/a, G.723, G726, G.729A/B Hybrid echo |
• Supports T.38 Fax Relay |
• Support Call Hold, Call Waiting, Call Transfer, Call Forward, Call ID, 3 Way Conference |
• Support DTMF tone detection / regeneration, In-band DTMF, Out-of-band |
 DTMF(RFC2833), SIP Info. |
• Support Voice Activity Detection (VAD), Comfort Noise Generation (CNG), |
Acoustic echo canceller (AEC), Line echo canceller (LEC), |
• Support Packet Loss Compensation, Adaptive Jitter Buffer |
• Support QOS(ToS field), DNS Client, TFTP Client / DHCP Client / PPPOE Client, |
NAT/DHCP/Telnet/HTTP Server, Auto Provision |
• Support Tagging VLAN(IEEE802.1q) |
• Support configuration via Web browser / Telnet / Keypad |
• Support firmware upgrade via TFTP & HTTP |
• Support STUN, nPnP |
• EMI certified by CE/FCC part 15 A |
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Standard: |
IEEE802.3 standard |
IEEE802.3u standard |
Compliant with SIP v1.0(RFC2543) & SIP v2.0 (RFC 3261) |
Compression algorithms: |
ITU G.711u/a, G.723, G726, G.729A/B Hybrid echo |
Interface: |
2 * Standard 10/100 Base-Tx RJ45 interface |
2 * RJ11 for FXS (SS) |
1 * RJ11 for FXS & 1 * RJ11 for FXO (SO) |
2 * RJ11 for FXS & 1 * RJ11 for FXO (SSO) |
LED indication: |
Power |
LAN/WAN Status for Ethernet port |
Phone status |
RDY indicate SIP server registration (SO) |
Memory: |
2M bytes flash memory |
Cache: |
16K bytes |
Power Consumption: |
5.5W (Typical) |
Operating Temperature: |
0°C ~ 50°C (32°F ~ 122°F) |
Storage Temperature: |
-10°C ~ 60°C (-4°F ~ 140°F) |
Humidity: |
10 to 95% (non-condensing) |
Dimensions: |
184 x 146 x 40 mm (7.2" x 5.74" x 1.57") |
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