Yealink’s new SIP-T21 E2 takes entry-level IP phones to a level never achieved
before. Making full-use of high-quality materials, plus an extra-large 132×64-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. Meanwhile, the dual 10/100 Mbps network ports. The T21 E2 supports two
VoIP accounts, 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 T21(P) E2 maximizes
productivity in both small and large office environments.