SONICSPORT Wireless 4GB Bluetooth Remote Metallic Black BK Audio-Technica Earphones, Waterproof/For Sports, Built-in Memory, Control/Mic Included,

【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. 4GB player function allows you to listen to music with just headphones even if you don't have a smartphone at hand Up to 8 hours of continuous playback in music player mode, up to 5 hours of continuous playback in Bluetooth communication mode Reliable waterproof specification IPX5 grade that can be washed with water even if it rains or sweats Built-in magnetic sensor that pauses music when you put the left and right headphones together Hear-through function allows you to enjoy music while checking surrounding sounds