Can I use only one earbud at a time with the JBL Tune Flex?
Yes, the JBL Tune Flex supports both Stereo Mode and Mono Mode via the Dual Connect + Sync feature. In Mono Mode, you can use either the left (L) or right (R) earbud individually. (Page 7)
From the official Jbl Tune Flex Earbuds manual, page 7
Have a follow-up question?
Answers from the official manual.
Common questions