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Both of the sides are working on mine..you got to make sure you are charging them correctly and make sure they are charging properly by putting them in the charging box and charging them to full charge
Sorry, there was a problem. Please try again later.Thanks for reaching out. We're here to help with your JBL Tune 130NC TWS. We recommend cleaning the contact pins on the case and earbuds using a cotton swab with alcohol. These pins are sensitive to dust. Please ensure the pins are dried before placing them back on the case. If the issue persists, please contact our customer support service via our official website or toll-free hotline for further assistance.
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