Gigabit (10/100/1000 Mbps) Supported 2 Ethernet Ports
PoE Support
HD Audio: HD codec, HD speaker, HD handset
4.3″ 480 x 272-pixel color screen
16 VoIP accounts
USB Port: Supports Bluetooth headsets via USB dongle
Headset Support: Adapter support for wireless headsets
DSS Expansion Module Support
Two adjustable angle stands
Advanced call management
Easy setup and updates
Secure communication
Wireless Headset Adapter: EHS36

Audio Features

HD Audio: HD codec, HD speaker, HD handset
Codecs: G.711µ/A, G.729ab, G.723.1, G.726, iLBC
Wideband Codec: G.722
DTMF: In-Band, Out-of-Band (RFC2833), SIP Info
AEC-enabled full-duplex handsfree speaker
VAD, CNG, AEC, PLC, AJB, AGC

Display and Indicators

4.3″ 480 x 272-pixel color screen
LCD backlight
16-bit color depth
LEDs for calls and waiting messages
Dual-color LEDs (red or green) based on line status
Wallpaper support
Icon-based flexible user interface
National language selection
Display of caller name, number, and image

Phone Features

16 VoIP accounts
Call hold, mute, do-not-disturb
One-touch quick dial, direct line
Call forwarding, call waiting, call transfer
Group listening, SMS, emergency calls
Redial, call return, auto-answer
Three-way conference
Direct IP call without SIP proxy
Ringtone selection/upload/deletion
Manual and automatic date/time settings
Dial plan, XML browser, Action URL/URI, RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
Multilingual support: Turkish, English, Arabic, Chinese, Spanish, Hindi, Portuguese, Russian, Japanese. Additional translations available upon request.

Directory

Phonebook (1,000 entries)
Blacklist
XML/LDAP remote directory
Smart search method
Directory search/upload/export
Call history: Dialed/Received/Missed/Forwarded

IP Switchboard Integration

BLF (Busy Lamp Field)
BLA (Bridged Line Appearance)
Anonymous calls, rejection of anonymous calls
Hot-desking/shared workspace
MWI (Message Waiting Indicator)
Voicemail, call parking, call pickup
Intercom, paging, music on hold
Call recording, call termination

Management

Configuration via web interface/phone/auto-update
Auto-update through FTP/TFTP/HTTP/HTTPS
PnP-enabled auto-update
Zero-sp-touch, TR-069
Phone lock for personal privacy
Factory reset, restart
Export trace packets and system logs

Network and Security

SIP v1 (RFC2543), v2 (RFC3261)
Support for redundant call servers
NAT traversal: STUN mode
Proxy and point-to-point SIP connections
IP assignment: Static/DHCP/PPPoE
HTTP/HTTPS web server
Date/time synchronization via SNTP
UDP/TCP/DNS-SRV (RFC3263)
QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS, DSCP
SRTP for audio encryption
Transport Layer Security (TLS)
HTTPS certificate management
Secure configuration files with AES encryption
Authentication using MD5/MD5-sess
OpenVPN, IEEE802.1X
IPv6 support
LLDP/CDP/DHCP VLAN

Feature Keys

27 programmable features with LED-enabled 10 line keys (3 pages)
7 feature keys: message, headset, hold, mute, transfer, redial, hands-free
4 flexible keys
6 navigation keys
Volume control keys
Illuminated mute key
Illuminated headset key
Illuminated hands-free key