SPECIFICATION

NETWORK INTERFACE

• WAN Port: to connect to 10/100/1000Mbps Ethernet (toward Internet)
• LAN Port: to connect to 10/100/1000Mbps Ethernet (toward a local PC)

VOICE CODEC

• G.711a/u (64k bps)
• G.729A/B (8k bps)
• G.723.1high/low
• G.726-32
• G.722

KEYPAD FEATURES

• 4 Soft keys for doing more functions
• 10 DSS keys
• 4 Navigator Keys for navigating in configuration
• Hold
• Call forward
• Three-party conference
• Phone Book
• MWI
• Headset
• Redial (Redial and the entry to access call history; finish dialing and call the number)
• Speaker
• 12 numeric keys with star & pound key
• Mute
• Vol-/Vol+

PHONE FEATURES

• Mult-user (6 SIP accounts)
• Caller ID display
• Call History:100 Missed Calls, 100 Received Calls, 100 Dialed Calls
• Phone book (up to 500 contact names and phone numbers)
• Remote phonebook (up to 4 xml phonebook)
• Day/Time display
• Call/Time display
• 9 Selective Ring tones
• 9 Speed dial number
• Incoming call indicator
• Flexible dial map
• Password control for Configuration
• Pre-dial before sending
• Connect with expansion module
• MWI
• SMS
• Keypad lock
• Emergency call
• Customize DSS key/ softkey

LCD

• 3.5 inch Color LCD

ADVANCED VOICE QUALITY FEATURES

• Silence Suppression
• Acoustic Echo Cancellation (G.167)
• Voice Active Detection (VAD)
• Comfort Noise Generation
• Jitter Buffer
• DTMF Transmitter (SIP info, Transparent, RFC 2833)
• Packet Lost Concealment (PLC)
• HD Voice handset

SIGNAL, MEDIA & NETWORK PROTOCOLS

• SIP RFC 3261 & the related RFC standard in Appendix A
• SDP RFC 2327
• RTP RFC 1889
• IP assignment: Static IP, DHCP and PPPoE
• STUN, static port mapping (for NAT traversal)
• SNTP
• DNS & DNS SRV
• TFTP/FTP/HTTP/HTTPS for Auto Provision
• IP/TCP/UDP/ARP/ICMP
• Route and Bridge mode