Yealink SIP-T21-E2 Entry Level with POE and Backlight

Brand Yealink

Yealink SIP-T21-E2 Entry Level with POE and Backlight

2 VoIP accounts
Wideband codec: G.722
Narrowband codec: G.711(A/µ), G.723.1, G.729AB, G.726, iLBC
132×64-pixel graphical LCD with backlight
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
HD voice: HD handset, HD speaker
Wall mountable
Power over Ethernet support
No power supply included (PS5V600US)
Not compatible with expansion module

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