BOSE Wireless Earphones with IPX7 17 Hours of Continuous Equipped with Neckband Type [Equipped Bluetooth5.0+EDR, Hi-Fi Waterproof, Playback, Magnet,

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Wireless earphones [Equipped with Bluetooth5.0+EDR, Hi-Fi IPX7 waterproof, 17 hours of continuous playback, equipped with magnet, neckband type earphones]