| Operating system | None (proprietary firmware) |
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| Display | Backlit graphic LCD 132 x 48, 2.95 inches |
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| Dimensions (W x D x H) | 209 x 184.5 x 76.2 mm (handset included) |
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| Video resolution | None (device has no camera) |
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| Line keys | 2 rows of dual-colour LED keys |
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| SIP accounts | 2 SIP accounts |
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| Wireless technology | None (wired device) |
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| Speaker | HD speaker, wideband audio |
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| Voice codecs | G.711µ/a, G.722 (wideband), G.723, G.726-32, G.729 A/B, iLBC |
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| VoIP protocols | SIP (RFC 3261) |
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| Call management | Hold, call transfer, call forwarding (unconditional, no answer, busy), call park and pickup, shared call (SCA and BLA), call waiting, auto dial with handset off-hook, auto answer, one-click dialling, flexible dial plan, hot desking, redundancy and failover to a second server |
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| Phonebook | Up to 1,000 entries, downloadable via XML and LDAP |
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| Local conferencing | 3 participants |
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| Supported network protocols | TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP, CDP/SNMP/RTCP-XR |
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| Network interfaces | 2 switched 10/100/1000 Mbps auto-sensing Ethernet ports, built-in PoE |
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| Weight | 800 g |
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| Security | User and administrator passwords, MD5 and MD5-sess authentication, AES 256-bit encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control |
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