1、Bluetooth 5.3 and Long Distance Connection: With Bluetooth 5.3 technology, it has superior sound quality and strong signal, so that there is no disconnection in listening music or making phone calls in the range of 10‑15m. 2、Immersive Stereo Sound: The balance of rich bass, and clear and powerful high frequencies enables it to carry different sound styles. Effective noise filtering makes every detail can be heard. 3、Comfortable Design: The perfect curvature with a small body disperses the pressure in the ear canal while staying stable to bring you the ultimate comfortable wearing experience. Ergonomic design provides a comfortable and secure fit that doesn't protrude from your ears especially for sports, workout, gym. 4、Long Battery Life: With headphone 30mAh capacity and charging bin 300mAh capacity. The earbuds lasts for long hours, which gives you excellent experience of long endurance. 5、Compatibility: Widely compatible for smartphones, laptops, and tablets. Features with the advanced Bluetooth 5.3 technology, which provides instant pairing and stable transmission without interruptions. Item Type: Mini Bluetooth Earbuds Material: PC, ABS Weight: Approx. 90g / 3.2oz Bluetooth Version: Bluetooth 5.3 Bluetooth Range: 10-15m Charging Case Battery Capacity: 300mAh Single Earbud Battery Capacity: 30mAh Battery Type: Shipped with Lithium Battery Compatible Devices: Smartphones, Laptops, Tablets, and other Bluetooth Devices 2 x Mini Bluetooth Earbuds 1 x Charging Case 1 x Charging Cable 1 x User Manual