Audio Features

HD voice: HD handset, HD speaker
Codecs: AMR-WB (optional), AMR-NB (optional), G.722, G.711(A/µ), G.723.1, G.729AB, G.726, iLBC
DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
Full-duplex hands-free speakerphone with AEC
VAD, CNG, AEC, PLC, AJB, AGC

Phone Features

16 VoIP accounts
Call hold, mute, DND
One-touch speed dial, hotline
Call forward, call waiting, call transfer
Group listening, SMS, emergency call
Redial, call return, auto answer
3-way conferencing
Direct IP call without SIP proxy
Ring tone selection/import/delete
Set date time manually or automatically
Dial plan, XML Browser, Action URL/URI
RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
USB port (2.0 compliant) for: Bluetooth earphone through BT40, Contact synchronization through BT40, Wi-Fi through WF40, USB call recording through USB flash drive
Enhanced DSS Key

IP-PBX Features

Busy Lamp Field (BLF)
Bridged Line Apperance (BLA)
Anonymous call, anonymous call rejection
Hot-desking, voice mail, flexible seating
Call park, call pickup
Executive and Assistant
Centralized call recording
Visual voice mail
Call recording

Management

Configuration: browser/phone/auto-provision
Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
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

Network and Security

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
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
SRTP for voice
Transport Layer Security (TLS)
HTTPS certificate manager
AES encryption for configuration file
Digest authentication
OpenVPN, IEEE802.1X
IPv6
LLDP/CDP/DHCP VLAN
ICE

Feature keys

10 line keys with LED
10 line keys can be programmed up to 27 various features (3-page view)
7 features keys: message, headset, hold, mute, transfer, redial, hands-free speakerphone
4 context-sensitive “soft” keys
6 navigation keys
Volume control keys
Illuminated mute key
Illuminated headset key
Illuminated hands-free speakerphone key