【Built-in MP3 player and 8G memory】:This bone conduction headphones built-in storage holds up to 2,000 songs, so you can load your favorite music, podcasts or audiobooks and dive into your workout. It supports MP3, WAV, WMA, AAC, and FLAC files.
[Unique]: is difference from traditional sport headphones and earbuds. Open-ear design helps you stay alert to your surroundings
【Lightweight and Comfortable】:this open ear headphones just only 0.07LB very lightweight and Comfortable
【fast charging and Long Battery Life】:just only one hour for full charging and can playing 6hours music
[Bone Conducation Technology]Bone conduction gives you a new experience and will solve the eardrum injury problem after you hear the songs for a long time.