This product is a completely wireless earphone that supports connection via Bluetooth 5.0. It supports continuous music playback for up to 8 hours, making it ideal for long trips and business trips where long travel is required. The earphones are equipped with a full range of functions, including track forward/backward, volume adjustment, pause, and call start/end, providing excellent convenience. The shape is designed to fit easily in the ear, providing a comfortable fit. With a compact size of 65cm wide x 40cm long, it can be easily carried around.