Grandstream GXP1165 / ip phone standar grandstream GXP1165

• Protocols/Standards : SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, , TFTP, NTP, STUN, SIMPLE, TR-069, 802.1x, IPv6 • Networking Interfaces : Dual switched 10/100Mbps ports, integrated PoE • Graphic Display : 128x40 graphical LCD display • Feature Keys : 1 SIP account, 3 XML programmable context sensitive soft keys, 5 navigation/menu/volume keys, 9 dedicated function keys for PHONEBOOK, MESSAGE (with LED indicator), HOLD, TRANSFER, CONFERENCE, FLASH, SPEAKERPHONE, VOLUME, SEND/REDIAL • Voice Codec : Support for G.723.1, G.729A/B, G.711µ/a, G.726-32, G.722 (wide-band), iLBC, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO) • Telephony Features : Hold, transfer, forward, 3-way conference, downloadable phone book (XML, LDAP, up to 500 items), call waiting, call log (up to 200 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones, server redundancy and fail-over • Headset Jack : RJ9, supporting Electronic Hook Switch (EHS) with Plantronics headsets