In-ear headphones -sports waterproof bluetooth headphones Highlights generic brand sports waterproof bluetooth headphones Description: Open-ear listening - healthy and safe, comfortable to wear for a long time. Without damaging your hearing, you can hear outside sounds while listening to music. Bluetooth 5.0 and with 180mAh large capacity battery, low power Bluetooth v5.0 chip More stable performance. IPX5 waterproof bone conduction headphones, avoid sweating caused by headphone defect. Feel free to apply to a variety of scenarios. Relax your ears and listen to the world, the glasses are also comfortable. Suitable for running, fitness, hiking, cycling, driving, express delivery, etc. Support device connection and support dual channel high fidelity stereo music playback. Specification: Waterproof Rating: IPX5 BT Distance: >10M Speaker Type: Bone Conduction Technology Speaker Frequency: 20Hz-8kHz BT Version: V5.0 Battery: 180mAh lithium polymer battery Playtime Maximum volume time: 8 hours Play time: 14 hours Talk time: 14 hours Headphone charging time: 90 minutes Package includes: 1x bone conduction headphones (2-pack) 1x USB cable (2-pack) 1x manual Usage (2-pack) Note: Transition: 1cm=10mm=0.39inch Please allow slight 0-1cm difference due to manual measurement. Colors may appear different depending on light and how the listing is viewed. Thank you for your understanding and attention. I wish you a pleasant shopping experience!