User Guide

Bluetooth USB Dongle BT40
User Guide
This Bluetooth USB dongle BT40 adds Yealink phones
(Bluetooth-enabled) connectivity to a wide variety of
Bluetooth Headset, compatible with Bluetooth
specification V4.0 and backwards compatible with 1.1,
1.2, 2.0 and 3.0.
Packaging Contents
Ending Calls
Troubleshoothing
The following items are included in your package. If
you find anything missing, contact your system
To end a call:
Why can’t the phone detect the Bluetooth headset?
Why there is a noise?
With the Bluetooth headset paired and connected, press the
multifunction key on the Bluetooth headset to end a call.
Ensure the Bluetooth headset is turned on.
Ensure the Bluetooth headset is in pairing mode when the
phone is searching for Bluetooth headsets.
Check the battery level. If the battery level is low, charge
the Bluetooth headset.
Ensure the Bluetooth headset and the phone are within
the working range of 10 meters (32 feet) and there is no
obvious interference (walls, doors, etc.) between them.
Copyright 2016 YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD
www.yealink.com
USB Dongle User Guide