
Pairing with the Video Conferencing System
If you purchase video conferencing system and wireless microphones 
together, they are already paired. Just turn the wireless microphones on to 
use them. Make sure a DD10 USB dongle is connected before you use the  
wireless microphones.
If you purchase wireless microphones separately, you need to pair them with 
video conferencing system manually. 
To pair wireless microphones with video conferencing system:
1. On your remote control, navigate to More->Setting->Video & 
Audio->Wireless Microphone.
2. Select Add Wireless Microphone.
3. Place the wireless microphones on the charger and long press the mute 
button for 5 seconds until the mute LED indicator fast flashes yellow.
  The wireless microphones are paired with the video conferencing system.
Unbinding the Paired Wireless Microphones
If you want to pair new wireless microphones with your video conferencing 
system, you need to unbind old microphones. 
1. On your remote control, navigate to More->Setting->Video &  
Audio->Wireless Microphone.
2. Select the desired wireless microphone and press the OK key.
3. Select Unbind.
   The screen prompts ”Unbind device?”
4. Select OK.
Finding the Paired Wireless Microphones
1. On your remote control, navigate to More->Setting->Video & 
Audio->Wireless Microphone.
2. Select the desired wireless microphone and press the OK key.
3. Select Find. 
   The mute LED indicator flashes red and green alternately.
4. Select Cancel.
Muting or Unmuting the Wireless Microphones
1. Tap the mute button to mute it.
  The mute LED indicator glows red.
2. Tap the mute button again to unmute it.
2

Regulatory Notices
Operating Ambient Temperatures
• Operating temperature: +32 to 104°F (0 to 40°C)
• Relative humidity: 5% to 90%, noncondensing
• Storage temperature: -22 to +160°F (-30 to +70°C)
Warranty
Our product warranty is limited only to the unit itself, when used normally in ac 
cordance with the operating instructions and the system environment. We are not 
liable for damage or loss resulting from the use of this product, or for any claim 
from a third party. We are not liable for problems with Yealink device arising from 
the use of this product; we are not liable for financial damages, lost profits, claims 
from third parties, etc., arising from the use of this product.
Explanation of the symbols
• DC symbol
 is the DC voltage symbol.
• WEEE Warning symbol
To avoid the potential effects on the environment and human health as a 
     result of the presence of hazardous substances in electrical and electronic 
equipment, end users of electrical and electronic equipment should under 
stand the meaning of the crossed-out wheeled bin symbol. Do not dispose of 
WEEE as unsorted municipal waste and have to collect such WEEE separately.
Restriction of Hazardous Substances Directive (RoHS)
This device complies with the requirements of the EU RoHS Directive. Statements 
of compliance can be obtained by contacting support@yealink.com.
Safety Instructions
Save these instructions. Read these safety instructions before use!
 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, avoid collision and crash.
• Please attempt not to dismantle the device by yourself. In case of any dis 
crepancy, please contact the appointed maintenance center for repair.
• Please refer to the relevant laws and statutes while using the device. Legal 
rights of others should 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 dusts.
• Do not place the device on or near any inflammable or fire-vulnerable ob
ject, such as rubber-made materials.
• Keep the device away from any heat source or bare fire, such as a candle or 
an electric heater.
Operating Requirements
• Do not let a child operate the device without guidance.
• Do not let a child play with the device or any accessory in case of acciden
tal swallowing.
• Please use the accessories provi ded or authorized by the m anufacturer 
only.
• The power supply of the device shall meet the requirements of the input 
voltage of the device. Please use the provided surge protection power socket 
only.
• Before plugging or unplugging any cable, make sure that your hands are 
completely dry.
• Do not spill liquid of any kind on the product or use the equipment near 
water, for example, near a bathtub, washbowl, kitchen sink, wet basement or 
near a swimming pool.
• During a thunderstorm, stop using the device and disconnect it from the 
power supply. Unplug the power plug and the Asymmetric Digital Subscriber 
Line (ADSL) twisted pair (the radio frequency cable) to avoid lightning strike.
• If the device is left unused for a rather long time, disconnect it from the 
power supply and unplug the power plug.
• When there is smoke emitted from the device, or some abnormal noise or 
smell, disconnect the device from the power supply, 
plug immediately.
• Contact the specified maintenance center for repair.
• Do not insert any object into equipment slots that is not part of the prod
uct or auxiliary product.
• Before connecting a cable, connect the grounding cable of the device first. 
About Yealink
Yealink is a global leading provider of enterprise communication and collaboration solutions, offering video conferencing 
service to worldwide enterprises. Focusing on research and development, Yealink also insists on innovation and creation. With 
the outstanding technical patents of cloud computing, audio, video and image processing technology, Yealink has built up a 
panoramic collaboration solution of audio and video conferencing by merging its cloud services with a series of endpoints 
products. As one of the best providers in more than 140 countries and regions including the US, the UK and Australia, Yealink 
ranks No.1 in the global market share of SIP phones shipments.
Technical Support
Visit Yealink WIKI (http://support.yealink.com/) for the latest firmware, guides, FAQ, Product documents, and more. For better service, 
we sincerely recommend you to use Yealink Ticketing system (https://ticket.yealink.com) to submit all your technical issues.
and unplug the power 
 Do not disconnect the grounding cable until you disconnect all other cables.
 Battery Requirements
• Do not immerse the battery into water, which could short-circuit and dam 
age the battery.
• Do not expose the battery to an open flame or leave the battery where it 
could be subjected to extremely high temperatures, which could cause the bat 
tery to explode.
-
• Do power the handset off before removing the battery.
• Do not try to use the battery for the power supply of any device other than 
this handset.
• Do not open or mutilate the battery, released electrolyte i s corrosive and 
may cause damage to your eyes or skin.
• Use only the rechargeable battery pack delivered with the handset or those 
rechargeable battery packs expressly recommended by Yealink. 
 Defective or exhausted battery should never be disposed of as municipal 
waste. Return old battery to the battery supplier, a licensed battery dealer or 
a designated collection facility.
Cleaning Requirements
• Before cleaning the device, disconnect it from the power supply.
• Use a piece of soft, dry and anti-static cloth to clean the device.
• Keep the power plug clean and dry.
Troubleshooting
The unit cannot supply power to Yealink device. 
There is a bad connection with the plug.
1. Clean the plug with a dry cloth.
2. Connect it to another wall outlet. 
The usage environment is out of operating temperature range.
1. Use in the operating temperature range. 
The cable between the unit and the Yealink device is connected incorrectly.
1. Connect the cable correctly. 
You cannot connect the cable properly.
1. You may have connected a wrong Yealink device.
2. Use the correct power supply. 
Some dust, etc., may be in the port.
1. Clean the port. 
Contact your dealer or authorized service facility for any further questions.
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FCC Statement
This device complies with part 15 of the FCC Rules. Operation is subject to the 
following two conditions: (1) this device may not cause harmful interference, and 
(2) this device must accept any interference received, including interference that 
may cause undesired operation. 
Any Changes or modifications not expressly approved by the party responsible 
for compliance could void the user’s authority to operate the equipment.
IC Statement
This device comp lies with Industry Canada’s licence-exempt RSSs. Operation is 
subject to the following two conditions: 
(1) this device may not cause interference; and 
(2) this device must accept any interference, including interference that may cause 
undesired operation of the device. CAN ICES-3(B) 
Le présent appareil est conforme aux CNR d’Industrie Canada applicables aux ap
pareils radio exempts de licence. L’exploitation est autorisée aux deux conditions 
suivantes :    
(1) l’appareil ne doit pas produire de brouillage;  
(2) l’utilisateur de l’appareil do it accepter tout brouillage radioélectrique subi, 
même si le  brouillage est susceptible d’en compromettre le fonctionnement. 
NMB-3(B)
Radiation Exposure Statement
This equipment complies with FCC and IC radiation exposure limits set forth for 
an uncontrolled environment. This equipment should be installed and operated 
with minimum distance 20cm between the radiator and your body. 
Cet émetteur ne doit pas être C o-placé ou ne fonctionnant en même temps 
qu’aucune autre antenne ou émetteur. Cet équipement devrait être installé et 
actionné avec une distance minimum de 20 centimètres entre le radiateur et votre 
corps.
Contact Information
YEALINK NETWORK TECHNOLOGY CO.,LTD. 
309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, P.R. 
China 
YEALINK (EUROPE) NETWORK TECHNOLOGY B.V. 
Strawinskylaan 3127, Atrium Building, 8th floor, 1077ZX Amsterdam, The Nether 
lands
YEALINK (USA) NETWORK TECHNOLOGY CO., LTD. 
999 Peachtree Street Suite 2300, Fulton, Atlanta, GA, 30309, USA 
Made in China
CP W90 - VC S
Copyright © 2019 Yealink Inc. All rights reserved.