About this product: Wireless earphones with a long-life battery that allows for up to 15 hours of playback. Designed for stability + housing shape that fits the ear for comfortable wear. Flat cable is used, so it is easy to carry around without getting tangled. Equipped with a high-power neodymium magnet that reproduces clear mid-high frequencies and deep, powerful bass. Supports high-quality AAC even wirelessly, enabling listening with less sound quality degradation. Easy operation of iPhone/smartphones and other players with the buttons on the neck. The housing structure has small holes to adjust the amount of air ventilation, preventing sound leakage. Maximum communication distance: Approximately 10m in clear line of sight. Multi-pairing that can pair with up to 8 devices. Included: Hybrid ear tips S/M/L (each 2), USB Type-CTM cable (approx. 20cm), warranty card, instruction manual, reference guide.