SilisoundTek Bone Conduction Headphones IP68 Waterproof,Wireless Bluetooth 5.3, Built-in Microphone and 32GB MP3 Open Ear Bluetooth Headphones for Running - SILICON

• 【IP68 Deep Waterproof】 This bone conduction swimming headphones exceed traditional limitations,it using the highest waterproof level IP68, it can use for swimming, surfing, diving and other sports, you will enjoy clear and stereo sound underwater. In addition, bone conduction headphones are perfect for running, skiing, hiking, camping, skating,and other indoor or outdoor sports.(Note: Pls switch to MP3 mode before swim) 【BT 5.3 Support Multi devices Stable connection 】 Bone conduction headphones with the latest version 5.3 of Bluetooth chip,transmission range up to 13 meters, it quickly pair with all BT devices such as smartphones, tablets, smart watches and more, allows you listen to music hands-free at any time, supports connecting multiple devices. 【Bone conduction headphone】This swimming bone conduction headphone is different from traditional wired earbuds and earplugs, when you wear bone conduction headphone, the sound will enter directly into the cochlea through the vibration of the sound, The open wireless sports headset helps you stay aware of your surroundings and avoid dangers while listening to music. 【32GB MP3 Storage 】This bone conduction headphone built in 32G TF card, it can load more than 8000 songs,pls switch to TF card (mp3 mode) underwater,you can enjoy the amazing underwater sound quality without interruption. 【More than 8 hours music play or phone call】 This bone conduction headphone uses 230 mAh large capacity battery, it supports 8-10 hours music play or phone call,standby time up to 10days, the Magnetic charging use fast charging technology, fully charged in 1.5~2 hours