2022 Latest Bone Conduction HeadphonesOpen-Ear Comfort, Lightweight, One button controlWith Bone conduction technology, open ear design and a series of practical functions, the bone conduction headphones bluetooth ensure top-notch music playback and crystal clear calls.【Feature】Open-Ear Comfort:Featuring our signature open-ear design and delivering all-day comfort. Crush your training goals and stay aware of traffic, pedestrians, cyclists,avoiding some dangerous situations from happening.Large Battery Capacity:Supports 8 hours of talking or 6 hours music playing after 2 hours full charged.Support waterproof and sweatproof:With IPX5 Waterproof and Sweatproof, you can use the wireless earphones when you are running,hiking,jogging,cycling and so on.【Specificaiton】Type: K69 Bone Conduction Wireless Bluetooth HeadsetBluetooth version: 5.1Transmission distance: 10mCapacitor capacity: 150mahUse time: 8-10 hoursStandby time: 180 daysCharging time: 1-2 hours【Package Included】Bone conduction headphones * 1User Manual * 1USB cable * 1