Yealink Entry Level T21 No POE with PSU
Details
Yealink Entry Level T21
Entry Level Business phone without PoE
Yealink’s new SIP-T21 uses an extra-large 132 x 64-pixel graphical LCD showing a clear 5-line data display offering smoother user experience plus HD Voice characteristics.
This phone uses dual 10/100 Mbps network ports that are ideal for extended network use with T21 supports two VoIP account, simple, flexible and secure installation options, plus support for IPv6, Open VPN and a redundancy server.
FEATURES
SIP-T21, Entry Level IP Phone (withoutPoE) 2 SIP accounts 132 x 64-pixel graphical LCDHD Voice: HD Codec HD speaker HD handsetXML/LDAP Phonebook Open VPN2xLAN ports Headset, with PSU HD Voice: HD Codec, HD speaker, HD handset Two-port 10/100 Ethernet Switch Headset, wall-mountable XML/LDAP remote phonebook Phone Features: 2 VoIP accounts Call hold, mute, DND One-touch speed dial, hotline Redial, call return, auto answer Call forward, call waiting, call transfer Group listening, SMS Local 3-way conferencing Direct IP call without SIP proxy Ring tone selection/import/delete Keypad lock, emergency call Set date time manually or automatically Dial plan, XML Browser, action URL&action URI Audio Features: Full-duplex hands-free speakerphone with AEC Codecs: G.722 (Wideband), G.711(A/μ), G.723, G.729AB, G.726 DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO VAD, CNG, AEC, PLC, AJB, AGC
- HD Voice: HD Codec, HD speaker, HD handset
- 132 x 64-pixel graphical LCDHD Voice: HD Codec
- XML/LDAP remote phonebook
- Two-port 10/100 Ethernet Switch
- HD handsetXML/LDAP Phonebook