User Guide for the SIP-T27G IP Phone 
16 
 Bluetooth USB Dongle BT40 
 
 Wi-Fi USB Dongle WF40 
 
Note 
Phone Installation 
If your phone is already installed, proceed to Phone Initialization on page 20. 
This section introduces how to install the phone: 
1)  Attach the stand or the optional wall mount bracket 
2)  Connect the handset and optional headset 
3)  Connect the optional USB flash drive 
4)  Connect the power 
   
We recommend that you use the accessories provided or approved by Yealink. The use of 
unapproved third-party accessories may result in reduced performance. 
https://arttel.ru/
https://arttel.ru/shop/ip-telefony/yealink-sip-t27g