【Open-ear headphones and ergonomic design】The open-ear headphones feature a completely open design with liquid silicone ear hooks that fit securely in the ears for a comfortable and secure breathable listening experience. Compared to in-ear or bone conduction headphones, the open-ear headphone design allows for a superior music experience, and there are no earplugs that block the ear canal, cause pain, or damage hearing. Great for running, fitness, work, and outdoor sports.【Clear Calls and HI-FI Sound】The open-ear headphones use a powerful dynamic driver that is three times larger than typical wireless headphones to produce amazing top-level sound effects. The wireless Bluetooth headphones use top-level bio-diaphragm technology, making you feel as if you are in a concert hall listening to music, from crisp, clear highs to exciting, powerful bass, high-definition stereo provides you with an immersive listening experience. In addition, the wireless Bluetooth headphones use directional sound conduction technology to protect your privacy without the embarrassment of sound leakage.【LED Digital Display】The Bluetooth headphones can last up to 6 hours on a full charge, and the charging box can charge the earbuds an additional time, so the total playback time of a fully charged charging box can reach 58 hours. In addition, the smart LED power display in the charging box shows the remaining power in real time, letting you know whether the charging box or the running earphones need to be charged. No need to worry about any power problems.【Environmental Perception and Smart Touch Control】The open earphones with open earmuff design allow you to enjoy your favorite music, as well as listen to airline or subway announcements and surrounding sounds, which is very safe for you and your family. The smart Bluetooth earphones are equipped with a high-sensitivity touch sensor for easy operation. You can adjust the volume, play and pause, SIRI and other operations by simply touching the body of the earphones.【Latest Bluetooth 5.3 and Low Latency Experience】The wireless Bluetooth earphones use advanced Bluetooth 5.3 technology, which is more energy-efficient, transmits data faster and is more stable than Bluetooth 5.0. The open earphones are widely compatible with most devices such as iPhone, Android and iPad.