Specifications

Phone Features
4 SIP accounts
Call hold, mute, DND
One-touch speed dial, hotline
Call forward, call waiting, call transfer
Redial, call return, auto answer, direct IP call
5-way conferencing
Group listening, SMS, emergency call
Ring tone selection/provisioning
Set date time automatically or manually
Dial plan per account
RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
Action URL/URI
Audio Features
HD Voice: HD Speaker, HD Handset
Codecs: iLBC, G.722, G.711(A/μ), Opus, G.723.1, G.729AB,
G.726-32
DTMF: In-band, RFC 2833, SIP INFO
Full-duplex hands-free speakerphone with AEC
AEC, VAD, AGC, CNG, PLC, AJB
Directory
Local phonebook up to 1000 entries
XML/LDAP remote phonebook
Intelligent search method
Phonebook search/import/export
Call history: dialed/received/missed/forwarded
Black list
IP-PBX Features
Busy Lamp Field (BLF), bridged Line Appearance (BLA)
Anonymous call, anonymous call rejection
Message Waiting Indicator (MWI), voice mail
Intercom, paging
Call park, call pickup
Music on hold
Hot-desking
Display and Indicator
2.8'' 320x240 pixel color LCD with backlight
LED for call and message waiting indication
Illuminated LEDs for line status information
Intuitive user interface with icons and soft keys
National language selection
Caller ID with name, number
Feature keys
4 line keys with LED
4 line keys can be programmed up to 12 paperless DSS keys (4-page view)
6 feature keys: mute, headset, message
transfer, redial, speaker
4 context-sensitive “soft” keys
5 navigation keys,
volume control keys
Interface
Dual-port 10/100M Ethernet
Power over Ethernet (IEEE 802.3af), class 2
1xRJ9 (4P4C) handset port
1xRJ9 (4P4C) headset port
Physical Features
Stand with one angle at 40°
Wall mountable
External universal AC adapter:
AC 100~240V input and DC 5V/1.2A
output Operating humidity: 10~95%
Operating temperature: -10~50°C
Management
Configuration: browser/LCD-Menu/auto-provision
Auto provision via HTTP/HTTPS/FTP/TFTP
Auto-provision with PnP
Reset to factory, reboot
Local tracing log export, system log
Phone lock for personal privacy protection
Wi-Fi/Bluetooth
Built-in Wi-Fi:
Network Standard: IEEE802.11b/g/n
Transmission Rate: Up to 150 Mbps
Frequency Range: 2.4GHz
Built-in Bluetooth:
Bluetooth specification: V4.2+HSsystem
Enhanced Data Rata (EDR) compliant for both 2Mbps and
3Mbps supported
Bluetooth frequency range: 2.402GHz-2.480GHz
Compatible with Bluetooth specification V4.2, backward
compatible with Bluetooth1.1 1.2 2.0 and 3.0 for wide-ranging use
Network and Security
SIP v1 (RFC2543), v2 (RFC3261)
SIP server/proxy redundancy
NAT Traversal: STUN mode
DHCP/static/IEEE802.1X/open VPN
HTTP/HTTPS web server
Time and date synchronization by SNTP
DNS-NAPTR/DNS-SRV (RFC 3263)
QoS: 802.1p/Q tagging (VLAN),
Layer 3 ToS DSCP
TLS (Transport Layer Security), SRTP, ZRTP
HTTPS certificate manager
AES encryption for configuration file
Digest authentication using MD5/MD5-sess
IPv4/IPv6, LLDP/CDP/DHCP VLAN