TP-Link UB400 Quick Start Manual page 16

Hide thumbs Also See for UB400:

Please follow the steps below: right click on the Bluetooth icon on your PC > Show

Bluetooth Devices. And then double click on your Bluetooth device, and check if A2DP has

been connected. If not, please right click on it and select Connect.

Note: If you are unable to open the service of audio device (e.g. Windows 10), or you cannot

always establish an A2DP connection, please try to delete the current audio device and re-pair it.

Q10: Why is the audio quality so terrible?

Method 1:

1) Go to Control Panel > Devices and Printers.

2) Find your Bluetooth device and if you see an orange alert, go ahead. If not, you can continue

to Method 2.

3) Right click on your device and choose Troubleshoot. Windows will try to fix your problem

Method 2:

1) Go to Control Panel > Devices and Printers.

2) Find your headphone/audio device.

3) Right click on your device and go to Properties.

4) Go to Services tab and uncheck Handsfree Telephony.