Description

Audio Features

• Full-duplex hands-free speakerphone with AEC
• Codecs: G.722 ( Wideband), G.711(A/µ), G.723, G.729AB, G.726
• DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
• VAD, CNG, AEC, PLC, AJB, AGC

Directory

• Local phonebook up to 1000 entries
• Blacklist
• XML/LDAP remote phonebook
• Intelligent search method
• Phonebook search/import/export
• Call history: dialed/received/missed/forwarded

Phone Features

• 2 VoIP accounts
• Call hold, mute, DND
• One-touch speed dial, hotline
• Redial, call return, auto answer
• Call forward, call waiting, call transfer
• Group listening, SMS
• Local 3-way conferencing
• Direct IP call without SIP proxy
• Ringtone selection/import/delete
• Keypad lock, emergency call
• Set date time manually or automatically
• Dial plan, XML Browser, action URL&action URI

IP-PBX Features

• Anonymous call, anonymous call rejection
• Message waiting indicator (MWI)
• Voicemail, call park, call pickup
• Intercom, paging, music on hold
• Call completion, call recording, hot-desking

Display and Indicator

• 132×64-pixel graphical LCD
• LED for call and message waiting indication
• Intuitive user interface with icons and soft keys
• National language selection
• Caller ID with name, number

Network and Security

• SIP v1 (RFC2543), v2 (RFC3261)
• IPv6, open VPN
• NAT transverse: STUN mode
• Proxy mode and peer-to-peer SIP link mode
• IP assignment: static/DHCP/PPPoE