Deskripsi IP Phone Yealink SIP-T21P E2
Technical Information
Features
Yealink HD Voice
132x64-pixel graphical LCD with backlight
Two-port 10/100M Ethernet Switch
PoE support
Up to 2 SIP accounts
Headset support
Wall mountable
Simple, flexible and secureprovisioning options
Audio Features
HD voice: HD handset, HD speaker
Wideband codec: G.722
Narrowband codec: G.711(A/), 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
2 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
Local 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
Integrated Screenshots
RTCP-XR
Directory
Local phonebook up to 1000 entries
Black list
XML/LDAP remote phonebook
Intelligent search method
Phonebook search/import/export
Call history: dialed/received/missed/forwarded
IP-PBX Features
Busy Lamp Field (BLF)
Bridged Line Apperance(BLA)
Anonymous call, anonymous call rejection
Message Waiting Indicator (MWI)
Voice mail, call park, call pickup
Intercom, paging, music on hold, emergency call
Call completion, call recording