Yealink’s new SIP-T21P E2 takes entry-level IP phones to a level never achieved before.
Making full-use of high-quality materials, plus an extra-large 132x64-pixel graphical LCD
with backlight showing a clear 5-line data display, it offers a smoother user experience, much
more visual information at a glance, plus HD Voice characteristics. Dual 10/100 Mbps network
ports with integrated PoE are ideal for extended network use. The T21P E2 supports two VoIP
account, simple, flexible and secure installation options, plus support for IPv6, Open VPN and
a redundancy server. It also operates with SRTP/ HTTPS/ TLS, 802.1x.As a very cost-effective
and powerful IP solution, the T21P E2 maximizing productivity in both small and large office

Yealink HD Voice refers to the combination of software and hardware design as well as the
implementation of wideband technology to maximizes the acoustic performance. Coupled
with advanced acoustic clarity technology such as full duplex, echo cancellation, adaptive
jitter buffer etc. Provide clearer, more lifelike voice communications.
Enhanced Call Management
The SIP-T21P E2 supports vast productivity-enhancing feature such as XML Browser, call
park, call pickup, BLF, call forward, call transfer, 3-way conference. Which make it the
natural and obvious efficiency tool for today’s busy small and large offices environment.
Efficient Installation and Provisioning
Integrated IEEE 802.3af Power-over-Ethernet allows easy deployment with centralized
powering and backup.The SIP-T21P E2 support the FTP, TFTP, HTTP, and HTTPS
protocols for file provisioning and are configured by default to use Trivial File Transfer
Protocol (TFTP), supports AES encrypted XML configuration file.
Highly secure transport and interoperability
The Communicator uses SIP over Transport Layer Security (TLS/SSL) to provide service
providers the latest technology for enhanced network security. The range is certified
compatible with 3CX, Asterisk and Broadsoft Broadworks, ensuring excellent compatibility