12 VoIP accounts
Call hold, mute, DND, redial
Call return, auto answer
One-touch speed dial, call forward
Call waiting, call transfer
Group listening, hotline, SMS, emergency call
3-way conferencing
Direct IP call without SIP proxy
Ring tone selection/import/delete
Set date time manually or automatically
3.7″ 360×160-pixel graphical LCD with backlight
LED for call and message waiting indication
Dual-color (red or green) illuminated LEDs
Color: Classic Grey
Wall mountable (optional)
Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), class 2
1 x USB port (2.0 compliant)
1 x RJ9 (4P4C) handset port
1 x RJ9 (4P4C) headset port
Busy Lamp Field (BLF)
Bridged Line Apperance (BLA)
Anonymous call
Anonymous call rejection
Hot-desking, voice mail
Flexible seating, Executive and Assistant
Call park, call pickup
Centralized call recording, call recording
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal: STUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignment: static/DHCP/PPPoE
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV(RFC 3263)
QoS: 802.1p/Q tagging (VLAN)
Layer 3 ToS DSCP
Configuration: browser/phone/auto-provision
Auto provision via FTP/TFTP/HTTP/HTTPS
Auto-provision with PnP
Broadsoft device management
Zero-sp-touch, TR-069
Phone lock for personal privacy protection
Reset to factory, reboot
Package tracing export, system log