T55A - Datasheet

www.yealink.com
Key Features and Benefits
Easier to be heard and to participate in the call
Yealink Optima HD Voice technology combines cutting-edge hardware and
software, including the Yealink Noise Proof Technology, to provide an excel-
lent audio experience for more efficient and productive calls. As a speech
codec for real-time, packet-based voice communications, SILK, is designed to
perform a higher HD audio quality, which provides scalability in several dimen-
sions and is highly scalable in terms of audio bandwidth, network bit rate, and
complexity. Moreover, its hearing aid compatible (HAC) handset helps the
person who is with hearing loss to hear the voice more clearly.
Rich functionality
The 4.3-inch multi-point screen and the Skype-tailored user interface provide
a rich visual presentation and easy menu navigation. The T55A is fully compat-
ible with Skype for Business and Office 365, making for a rich and capable
ecosystem for team environment. With an all-new USB port, the T55A boasts
unparalleled functionality and expansibility with Bluetooth, Wi-Fi, USB record-
ing and USB headset.
Future-Proof solutions
The T55A owns the capability to transition from Skype for Business to Teams
via device firmware update, which helps customers secure their investment for
the future and allows for better device planning during the migration from
Skype for Business to Teams.
www.yealink.com
Smart Business Phone Compatible with Microsoft
®
Skype for Business
4.3-inch Multi-
touch Screen
HD Audio BToE
Office 365
• 4.3 inch (480 x 272) capacitive touch screen
• Optimal HD audio
• SILK speech codec
• Yealink Noise Proof Technology
• Microsoft Skype-tailored user interface
• Supports Office 365, and upgradability of
device applications to Teams or SFB
• Supports Boss/Admin, Common Area Phone,
Hot desking, BToE
• 1 USB 2.0 port
• Bluetooth via BT41
• Wi-Fi via WF50
• Supports USB headset
• Supports YHS33/YHS33-USB
• Dual-port Gigabit Ethernet, PoE support
T55A-Skype for Business Edition
Yealink Skype for Business HD IP Phones
SILK Codec
The Yealink T55A, compatible with Microsoft
®
Skype for Business and Office 365, is ideal for worker desk and
common area use. The T55A Android-based phone not only features a 4.3-inch capacitive touch screen and
the consistent Skype-tailored experience, but also owns the capability to upgrade to Teams version. Present-
ing a standalone voice solution and an unparalleled audio clarity, the T55A is armed with Yealink’s Optima
HD Voice and Yealink Noise Proof Technology. Moreover, The T55A facilitates high-quality collaboration with
flexibility via its USB port for a Wi-Fi, Bluetooth and a USB headset.
Andorid OS