Protocols/Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP/RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV,
NAPTR), DHCP, PPPoE, SSH, TFTP, FTP/FTPS, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x,
TLS, SRTP, IPv6
Network Interfaces Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports with integrated PoE
Graphic Display 2.8 inch (320×240) TFT color LCD – 2.4 inch MPK color LCD
Bluetooth Yes, Bluetooth version 5
Wi-Fi Yes, dual-band
Feature Keys
4 line keys with up to 4 SIP accounts, 24 speed-dial/BLF extension keys with dual-color LED, 4
programmable contexts sensitive Softkeys, 5 navigation/menu keys, 11 dedicated function keys
for: MESSAGE (with LED indicator), PHONEBOOK, TRANSFER, CONFERENCE, HOLD, HEADSET,
MUTE, SEND/REDIAL, SPEAKERPHONE, VOLUME+, VOLUME-
Voice Codec
Support for G.729A/B, G.711µ/a-law, G.726, G.722 (wide-band), OPUS, iLBC and in-band and out-
of-band DTMF (in audio, RFC2833, SIP INFO)
Auxiliary Ports RJ9 headset jack (allowing EHS with Plantronics headsets).
Telephony Features
Hold, transfer, forward, 3-way conference, call park, call pickup, shared-call-appearance
(SCA)/bridged-line-appearance (BLA), downloadable phonebook (XML, LDAP, up to 2000 items),
call waiting, call log (up to 2000 records), customization of screen, off-hook auto dial, auto answer,
click-to-dial, flexible dial plan, Hot Desking, personalized music ringtones and music on hold,
server redundancy and fail-over
HD audio Yes, both on handset and full-duplex handsfree speakerphone
Base Stand Yes, allow 2 angle positions
Wall Mountable Yes, (*wall mount sold separately)
QoS Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level passwords, MD5 & MD5-sess based authentication, AES based secure
configuration file, SRTP, TLS, 802.1x media access control
Multi-language
English,Arabic, Chinese, Croatian, Czech, Dutch, German, French, Hebrew,Hungarian, Italian,
Japanese, Korean, Polish, Portuguese, Russian, Slovenia, Spanish, Turkish
Upgrade/Provisioning
Firmware upgrade via TFTP/FTP/FTPS/HTTP/HTTPS, mass provisioning using TR-069 or
encrypted XML configuration file