The Yealink T21P E2 IP Phone is a 2-line entry level VoIP phone that offers a smooth user experience. The T21P E2 features a phone directory, HD-Voice, a 5-line graphical LCD screen and supports PoE.
Yealink T21P Key Features
2 Line Appearances
Dual-port 10/100 Ethernet
Yealink Optima HD Voice Supported
Up to 2 SIP accounts
Full-duplex hands-free speakerphone
No expansion modules supported
RJ9 Headset Port
132x64-pixel graphical LCD display with backlight
Wall mountable
HD Audio
Yealink HD voice refers to the combination of software and hardware design as well as the implementation of wideband technology to maximize the acoustic performance. Coupled with advanced acoustic clarity technology such as full duplex, echo cancellation, adaptive jitter buffer, etc, the SIP-T21P E2 provides clearer, more lifelike voice communications.
Enhanced Call Management
The SIP-T21P E2 supports vast productivity-enhancing features such as XML Browser, callpark, call pickup, BLF, call forward, call transfer, 3-way conference, which makes it the natural and obvious efficiency tool for today’s busy small and large offices environment.
Efficient Installation and Provisioning
The Yealink SIP-T21P E2 supports efficient provisioning and effortless mass deployment with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism to help you realise the Zero Touch Provisioning without any complex manual settings, which makes the SIP-T21P E2 simple to deploy, easy to maintain and upgrade.
Highly secure transport and interoperability
The communicator uses SIP over Transport Layer Security (TLS/SSL) to provide service providers with the latest technology for enhanced network security. The range is certified compatible with 3CX and Broadsoft Broadworks, ensuring excellent compatibility with leading soft switch suppliers.
Yealink T21P VoIP Phone - Technical SpecificationsAudio Features
HD voice: HD handset, HD speaker
Wideband codec: 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
Directory
Local phonebook up to 1000 entries
Blacklist
XML/LDAP remote phonebook
Smart dialing
Phonebook search/import/export
Call history: dialed/received/missed/forwarded
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
Enhanced DSS Key
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
Centralised call recording
Visual voicemail
Call recording
Display and Indicator
132 x 64-pixel graphical LCD with backlight
LED for call and message waiting indication
Dual-colour (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 1
1 x RJ9 (4P4C) handset port
1 x RJ9 (4P4C) headset port
Other Physical Features
Wall mountable
External Yealink AC adapter (optional)：
Power consumption (PSU): 0.8-1.4W
Power consumption (PoE): 1.3-1.8W
Dimension (W*D*H*T):
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 using MD5/MD5-sess
OpenVPN, IEEE802.1X
IPv6
LLDP/CDP/DHCP VLAN
ICE
Package Features
Maputo Shopping Centre Loja240
+258 84 8176 200
info@macrovideomoz.com
Mon-Fri/9:00 AM -6:00PM
