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Phone Features

• 2 VoIP accounts

• Call hold, mute, DND

• One-touch speed dial, hotline

• Call forward, call waiting, call transfer

• Redial, call return, auto answer

• 3-way conferencing

• Direct IP call

• Ring tone selection/provisioning

• Set date time automatically or manually

• RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)

• Action URL/URI

Voice Codecs Features

• HD voice: HD handset, HD speaker

• Codecs: Opus, iLBC, G.722, G.711(A/μ), GSM_FR, G.723, G.729AB, G.726-32

• DTMF: In-band, RFC 2833, SIP INFO

• Full-duplex hands-free speakerphone with AEC

• VAD, AGC, CNG, AEC, PLC, AJB

IP-PBX Features

• Busy Lamp Field (BLF)

• Anonymous call, anonymous call rejection

• Message Waiting Indicator (MWI)

• Voice mail

• Intercom, paging

• Call park, call pickup

• Music on hold

Display and Indicator

• 128x40 pixel graphical 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

• 6 features keys: headset, speaker, hold, mute, transfer, conference

• 4 context-sensitive “soft” keys

• 6 navigation keys

• Volume control keys

Interface

• Dual-port 10/100M Ethernet

• Power over Ethernet (IEEE 802.3af), class 2

• 1xRJ9 (4P4C) handset port

Physical Features

• Stand with 2 adjustable angles

• Wall mountable

• External universal AC adapter : AC 100~240V input and DC 5V/1.2A output

• Power consumption (PSU): 1.6~2.6W

• Power consumption (PoE): 2.0~3.2W

• Boxed dimension: 200x193x102mm

• 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, restart, reboot

• Local tracing log export, system log

• Phone lock for personal privacy protection

Network and Security

• SIP v1 (RFC2543), v2 (RFC3261)

• SIP server/proxy redundancy

• NAT Traversal: STUN mode

• DHCP/static/PPPoE

• 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

• IEEE802.1X

• TLS(Transport Layer Security)

• SRTP

• Open VPN

• HTTPS certificate manager

• AES encryption for configuration file

• Digest authentication using MD5/MD5-sess