Bluetooth 5.1 Air Conduction Running Earbuds Wireless Earbuds in Black Description: Bluetooth 5.1: The advanced layout and Bluetooth 5.1 channel connection greatly improve the speed and stability, you can enjoy the low-latency listening experience, and the power consumption is lower. Air conduction: no na ears, music, you can also feel the surrounding traffic, effectively avoiding dangerous situations, and noise-cancelling headphones can identify human voice and ambient sounds and eliminate most of the noise, you can still have clear communication. Easy operation: Simply remove the headphones from the charging case and they will automatically connect to each other. It is convenient to play music and answer calls using touch control. Charging case: 10 hours in one, and the charging case provides hours of gaming. The LED display design makes it easy to see the battery level of the enclosures. Comfortable: Ergonomic shape and light weight, earbuds fit human and will not fall off easily, comfortable for a long time. Specification: Material: ABS, rubber Connectivity: Bluetooth 5.1 Playtime: 10 hours in single mode, 30 hours with charging case Power supply: USB charging Battery: 80 mAH earbud, 400 mAh charging case Type: Hook na ear Control Type: Control Size Chart: 11x11x4,5 cm/4,33x4,33x1,77 inch The package includes: 2 pieces of Bluetooth headphones 1 piece case with charging function 1 piece charging cable