Feature
4 lines, with up to 4 SIP accounts, 4 dualcolored line keys, Dual-switched auto-sensing 10/100/1000mbps network ports, Supports the GXP2200 EXT Module for up to 160 speed dial/BLF contacts, Built-in Bluetooth for syncing headsets and mobile devices for contact books, calendars & call transferring, HD audio to maximize audio quality and clarity, full-duplex speakerphone
Others
Protocols/Standards: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE,TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6, Network Interfaces: Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE, Graphic Display: 4.3 inch (480x272) TFT color LCD, Bluetooth: Yes, Bluetooth V2.1, Auxiliary Ports: RJ9 headset jack (allowing EHS with Plantronics headsets), USB, extension module port, Sample Applications: Weather, currency, news, XML, HD Audio: Yes, both on handset and speakerphone, Base Stand/Wall Mountable: Yes, allow 2 angle positions
Specialty
Built-in PoE to power the device and give it a network connection, Supports EHS compatible Plantronics headsets, Automated provisioning using TR-069 or AES encrypted XML configuration file, Built-in USB ports for importing/exporting data, 5-way audio conferencing for easy conference calls, TLS and SRTP security encryption technology to protect calls and accounts