General
HD voiceHD handset, HD speaker• Hearing aid compatible (HAC) handset
Acoustic Shield
DTMFIn-band, Out-of-band (RFC 2833) and SIP INFO
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
RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
Built-in Bluetooth 4.2 forBluetooth headsets - Contact synchronization - Bluetooth call
Content Sharing(via Yealink VCD)(1)
Enhanced DSS key
Local phonebook up to1000 entries
Black list
XML/LDAP remote phonebook
Smart dialing
Phonebook search/import/export
Call historydialed/received/missed/forwarded
Up to4 DECT cordless handsets
Up to4 concurrent calls
Support Yealink W52H/W53H/W56H/DD Phone
Slave Handset for Master Deskset
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
LED for call and message waiting indication
Caller ID with name and number
8 line keys with LED
8 line keys can be programmed up to 21 various features (3-page view)
5 features keysmute, headset, message, redial, hands-free speakerphone
4 context-sensitive “soft” keys
6 navigation keys
Volume control keys
Configurationbrowser/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
Reset to factory, reboot
Package tracing export, system log
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversalSTUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignmentstatic/DHCP/PPPoE
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV(RFC 3263)
QoS802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
SRTP for voice
Transport Layer Security(TLS1.2)
HTTPS certificate manager
AES encryption for configuration file
Digest authentication
OpenVPN, IEEE802.1X
IPv6
LLDP/CDP/DHCP VLAN
ICE
Rango de frecuencia2.4GHz / 5.0GHz
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