• Yealink T21 E2 Entry Level IP Phone (without PoE)

Yealink T21 E2 Entry Level IP Phone (without PoE)

Το μοντέλο SIP-T21 E2 της Yealink είναι ένα οικονομικό και εξαιρετικά αποδοτικό entry-level IP phone, που υποστηρίζει δύο λογαριασμούς SIP και HD Voice. Διαθέτει οθόνη LCD 132x64 pixels και δύο θύρες δικτύου 10/100 Mbps. Στην τιμή περιλαμβάνεται και το τροφοδοτικό.


Yealink T21 E2 Entry Level IP Phone (without PoE)



Audio Features

 HD voice: HD handset, HD speaker

 Wideband codec: AMR-WB (optional), Opus, G.722

 Narrowband codec: G.711(A/µ), 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, VQ-RTCPXR

 Enhanced DSS Key


Directory 

Loal phonebook up to 1000 entries

 Black list

 XML/LDAP remote phonebook

 Smart dialing

 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

 Hot-desking, voice mail

 Flexible seating

 Call park, call pickup

 Executive and Assistant

 Centralized call recording

 Visual voice mail

 Call recording


Display and Indicator

132 x 64-pixel graphical LCD with backlight

 LED for call and message waiting indication

 Dual-color (red or green) illuminated LEDs for

 line status information

 Intuitive user interface with icons and soft keys

 Multilingual user interface

 Caller ID with name and number


Feature Keys

 2 line keys with LED

 6 features keys: message, headset, redial,

 transfer, mute, hands-free speakerphone

 6 navigation keys

 Volume control keys


 Interface

 2 x RJ45 10/100M Ethernet ports

 Power over Ethernet (IEEE 802.3af), class 2 (T21P E2)

 1 x RJ9 (4P4C) handset port

 1 x RJ9 (4P4C) headset port


Management 

Configuration: browser/phone/auto-provision

 Auto provision via FTP/TFTP/HTTP/HTTPS

 for mass deploy

 Auto-provision with PnP

 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

Thumb File information
SIP-T21-E2.pdf 485.9KB 51

Yealink T21 E2 Entry Level IP Phone (without PoE)

  • Κατασκευαστής: YEALINK
  • Κωδικός Προϊόντος: SIP-T21
  • Διαθεσιμότητα: Διαθέσιμο

    80,60€

  • Χωρίς ΦΠΑ: 65,00€

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Ετικέτες: yealink , yealink t21 E2 sip , yealink voip , yealink ip τηλεφωνική συσκευή , yealink ip phones , yealink sip-based ip ,

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