60 Hours of Playback and LED Digital Display: Single wireless headphones can be used for 8 hours, up to 60 hours of listening time, LED digital display charging case additional 5 times, left and right sides with earbud power display, each frame represents 25% of the power, LED lights will flash during the charging process. Sport Design and IP7 Waterproof: soft silicone earhooks fit all ear shapes for a perfect fit in your ears, ensuring your earbuds stay comfortable and secure while playing sports and outdoor activities. The IP7 waterproof prevents rain and sweat to keep enjoying high quality music. Immersive Stereo and Clear Calls: It features a 13.4mm graphene diaphragm for powerful bass. Easy Controls and Wide Compatibility: The in-ear wireless earphones feature sensitive touch controls, tap the earphones for play/pause, volume, switch song, answer/end calls and voice assistant activation. The Bluetooth headset can be easily paired with iOS, Android devices (Bluetooth enabled Windows laptop/tablet/desktop). Built-in high-quality MIC allows you to fully enjoy crystal clear calls. Bluetooth 5.1 and Auto Pairing: The JM16 Bluetooth headphones uses advanced Bluetooth 5.1 technology for lower latency, lower power consumption and faster audio data transfer, and the Bluetooth headphones can automatically connect to previously paired devices with virtually no delay. Waterproof Ehook