Yealink SIP-T21P E2

The Yealink SIP-T21P E2 is an entry-level VoIP (Voice over Internet Protocol) phone that amplifies call quality and dependability. It comes equipped with Opus Codec to boost sound quality, a graphical LCD with backlight for accessibility, and multiple functions and call management to ensure a smooth user experience. One of the most cost-effective VoIP Solutions, the SIP-T21P E2 maximizes productivity everywhere from small businesses to large enterprises.  

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Description

Specifications – Yealink SIP-T21P E2

For more information on the Yealink SIP-T21P E2, view the brochure.

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
Local phone book up to 1000 entries
Black list
XML/LDAP remote phone book
Smart dialing
Phone book search/import/export
Call history: dialed/received/missed/forwarded
IP-PBX FEATURES
Busy Lamp Field (BLF)
Bridged Line Appearance (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
Power saving
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
OTHER PHYSICAL FEATURES
Color: Black
Wall mountable
External Yealink AC adapter:AC 100~240V input and DC 5V/600mA output
Power consumption (PSU): 0.8-1.4W
Power consumption (PoE): 1.3-1.8W (T21P E2)
Dimension (W*D*H*T): 209 mm*188 mm*150 mm*41 mm
Operating humidity: 10~95%
Operating temperature: -10~50°C (+14~122°F)
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
PACKAGE FEATURES
Package content:

– Yealink SIP-T21(P) E2 IP phone

– Handset with handset cord

– Ethernet Cable (1.5m CAT5E UTP Cable)

– Stand

– Quick Start Guide

– Power Adapter:

T21 E2 (Standard)/T21P E2 (Optional)
Qty/CTN: 10 PCS
N.W/CTN: 11.7 kg
G.W/CTN: 12.5 kg
Giftbox size: 215 mm*200 mm*118 mm
Carton Meas: 615 mm*436 mm*208 mm