In the Cisco Jabber window click the gear symbol (upper right hand corner).
Choose Settings then Audio…
In the Audio window select the following: (click here for screenshot)
Ringer/Alerts:
Choose device/s (speakers, etc.) that will play the ringtone when receiving a call. The common choice for this is to select All Devices.
Speaker:
Choose Speakers (Jabra LINK 360)
Microphone:
Choose Microphone (Jabra LINK 360)
Then click OK.
Note: You may also need to set Playback devices in Windows. See the following:
Audio Device Settings (Windows 10)
https://kb.wisc.edu/smph/page.php?id=81174