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

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using 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]