The battery life can be up to 8 hours and there is a low-battery reminder. The portable charging case does not need to replace the battery, which is convenient for charging. Compared with traditional noise-canceling headphones, which are smaller and lighter, electronic earplugs combine compatibility, portability, and comfort. It comes with a silicone Retention cord to prevent loss, and accessories such as an earpiece cover and ear tips of different sizes are convenient for users with varying sizes of ear.
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