Regulatory  Notices 
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Regulatory Notices 
Service Agreements 
Contact your Yealink Authorized Reseller for information about service agreements applicable 
to your product. 
Limitations of Liability 
TO THE FULL EXTENT ALLOWED BY LAW, YEALINK EXCLUDES FOR ITSELF AND ITS SUPPLIERS 
ANY LIABILITY, WHETHER BASED IN CONTRACT OR TORT (INCLUDING NEGLIGENCE), FOR 
INCIDENTAL, CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE DAMAGES OF ANY KIND, OR 
FOR LOSS OF REVENUE OR PROFITS, LOSS OF BUSINESS, LOSS OF INFORMATION OR DATA, OR 
OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION, 
MAINTENANCE, USE, PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF 
YEALINK OR ITS AUTHORIZED RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 
DAMAGES, AND LIMITS ITS LIABILITY TO REPAIR, REPLACEMENT, OR REFUND OF THE 
PURCHASE RICE PAID, AT YEALINK’S OPTION. THIS DISCLAIMER OF LIABILITY FOR DAMAGES 
WILL NOT BE AFFECTED IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL 
PURPOSE. 
Safety Instructions 
Save these instructions. Read these safety instructions before use! 
The following basic safety precautions should always be followed to reduce the risk of fire, 
electrical shock, and other personal injury. 
General Requirements 
 
Before you install and use the device, read the safety instructions carefully and 
observe the situation during operation. 
 
During the process of storage, transportation, and operation, please always keep 
the device dry and clean. 
 
During the process of storage, transportation, and operation, please avoid collision 
and crash of the device. 
 
Please do not attempt to dismantle the device by yourself. In case of any 
discrepancy, please contact the appointed maintenance center for repair. 
 
Without prior written consent, no organization or individual is permitted to make 
any change to the structure or the safety design of the device. Yealink is under no 
circumstances liable to consequences or legal issues caused by such changes. 
 
Please refer to the relevant laws and statutes while using the device. Legal rights of 
others should also be respected as well. 
Environmental Requirements 
 
Place the device at a well-ventilated place. Do not expose the device under direct 
sunlight. 
 
Keep the device dry and free of dust. 
 
Place the device on a stable and level platform.