- Enjoy the CoolJumper Q71 wireless headphones with open design, perfect for sports and outdoor activities - Their open structure rests gently on the ear, offering lightweight and prolonged comfort - Equipped with Bluetooth 5.4, they ensure a stable and fast connection with any compatible device - Provide up to 36 hours of total playback thanks to their charging case with LED display that shows the battery level in real time - IP7 waterproof certification, ideal for running, cycling, and intense workouts - 14.2 mm speaker delivers powerful stereo sound, deep bass, and call clarity - Multifunction physical controls to easily manage music, volume, calls, and voice assistant - Allow you to maintain environmental awareness, increasing safety during outdoor use - Compatible with smartphones, tablets, and other Bluetooth devices, adapting to your active lifestyle