Features 1.OPEN EAR DESIGN: Bluetooth 5.3 headphones adopt open design, not blocking the ear canal, allowing you to sense your surroundings and improve safety during outdoor sports. 2.HANGING EAR DESIGN: Open ear headphones adopts a unique hanging ear design, the headphones suspend securely on the ear, not easy to fall off, suitable for outdoor sports. 3.BLUETOOTH 5.3 CONNECTION: Open ear headphones use the latest Bluetooth 5.3 technology, providing a more stable and faster connection and transmission speed. 4.HIGH SIGNAL NOISE RATIO: Open ear wireless bluetooth 5.3 headphones has a signal to noise ratio of up to 80dB or more, effectively reducing noise interference and providing a clear, pure music experience. 5.LIGHTWEIGHT AND PORTABLE: Open ear wireless bluetooth 5.3 headphones are lightweight and portable due to the ABS material, making them easy to carry out of the house or for outdoor sports. specificationItem Type: Open Ear Headphones_x000D_ Material: ABS_x000D_ Connection: Bluetooth 5.3_x000D_ Wireless Distance: Approx. 10m/32.8ft_x000D_ Frequency: 150~180000HZ_x000D_ SNR: 80dB_x000D_ Speaker: Approx. 14mm/0.55in_x000D_ Battery Type: Built In 60mAh Lithium Battery_x000D_ Music Playback Time: About 5 Hours_x000D_ Battery Charging Time: About 1.5 Hours PackageList1 x_x000D_ _x000D_ OpenEarHeadphones 1 x Data Cable