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

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