Yamaha Wireless Earphones Listening to Hours Water aptX Black TW-E3C(B) Bluetooth Care/Voice Call/Gaming Mode/Up 9+15 Playback/IPX5 Resistant/AAC &

【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. "TRUE SOUND" conveys the artist's thoughts and expressions without reservation. Features and design that allow for deep and long-lasting immersion in music. Enhanced call performance and connectivity for more convenient and comfortable use during phone calls and video conferences. A wealth of features to support your daily entertainment experience.