Sony completely wireless earphones class Amazon Alexa installed Up to 8 hours of continuous playback Compact and lightweight High connection stability

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. Completely wireless earphones that deliver high-resolution sound quality despite being small and lightweight. Up to 8 hours of continuous playback. Simultaneous left and right transmission improves connection stability and significantly reduces delays when watching videos Up to 8 hours on the main unit alone, 16 hours total on one charge of the charging case Compact charging case with color matching to the main body for easy storage of earphones Ergonomically designed to fit comfortably in your ears and provide a stable fit Warranty: 1 year from the date of delivery. A statement of delivery is required. We guarantee this product only for use within Japan.