| Protocol/Standards |
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV,
NAPTR), DHCP, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, 802.1x, TLS, SRTP, IPv6 |
| Voice Codecs and Capabilities |
Support for G.711µ/a, G.729A/B, G.722 (wide-band), iLBC, Opus, in-band and out-ofband DTMF (In audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC, ANS |
| Graphic |
1.8 inch (128x160) TFT color LCD |
| Peripherals |
2 soft keys, dial, hangup, speakerphone, phonebook, backlit keypad, proximity
sensor, vibration motor, volume button and navigation keys |
| Push-to-Talk |
Customizable button for push-to-talk |
| Auxiliary Ports |
3.5 mm headset jack, Micro USB port for charging, dual-MIC, dual-color MWI LED |
| Telephony |
Hold, transfer, forward, 3-way audio conference, downloadable phonebook (XML,
LDAP, up to 500 items), call waiting, call log (up to 100 records), off-hook auto dial,
auto answer, flexible dial plan, hot desking, personalized music ringtones, server
redundancy and fail-over, push to talk |
| Security |
User and administrator level passwords, MD5 and MD5-sess based authentication,
256-bit AES based secure configuration file, SRTP, TLS, 802.1x media access control |
| HD Audio |
Yes, both on handset and speakerphone with support for wideband audio,
HAC supported |
| QoS |
802.11e and Layer 3 (ToS, DiffServ, MPLS) QoS |
