Key Features and Benefits
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-T21(P) E2 provides clearer, more lifelike voice communications.
Enhanced Call Management
The SIP-T21(P) E2 supports vast productivity- enhancing features such as XML Browser, call
park, 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-T21(P) E2 supports efficient provisioning and effortless mass deployment
with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism to help you
realize the Zero Touch Provisioning without any complex manual settings, which makes it
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.