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General| FXS Ports | 2 |
|---|---|
| FXO Ports | 2 |
| Voice Codecs | G.711, G.726, G.729 |
| Fax over IP | T.38 |
| Operating Temperature | 0 to 40°C |
| Humidity | 10% to 90% (non-condensing) |
| Protocols | SIP, RTP, RTCP |
| Network Interfaces | 2 x 10/100/1000 Mbps Ethernet ports |
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