Can I use just one earbud at a time with the JBL Wave Flex 2?
Yes, the JBL Wave Flex 2 supports both stereo mode (using both L and R earbuds) and mono mode (using a single earbud) via the Dual Connect feature. This gives you flexibility to use either or both earbuds depending on your preference.
From the official Jbl Wave Flex True Wireless Earbuds manual, page 7
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