Pure bass, wireless Introducing JBL Tune 235BT wireless earbud headphones with JBL Pure Bass Sound. Thanks to the 25-hour battery life they can wirelessly stream high quality audio and provide hands-free call management. The Tune 235BT feature a pair of 12.5 mm drivers punching serious bass, while the soft, ergonomically shaped earbuds ensure the listening experience remains comfortable for long-listening hours. In addition, a three-button remote with mic on a tangle-free cable lets you control music and calls and access your devices' voice assistant. The multi-point connection allows you to never miss a call, making the JBL Tune 235BT your everyday companion for work, at home and on the go.