Also features ultra light weight and slim profile, letting you experience the ultimate freedom around music. Only takes 2 hours for a full charge to support 8+ hours of continuous use. Enjoy music, calls, audiobooks, and podcasts all day long. The open-ear hook is highly flexible to ergonomically fit to any size of ears. Designed as modern wireless earphones with advanced Bluetooth 5.0 More stable while allowing quick multipoint pairing to connect your phone or other devices. We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 30 day guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right Money Back Guarantee: If your items arrive damaged or becomes defective within 30 days of normal usage, we will gladly issue out a replacement or refund. We have a team of live reps ready to help and answer any questions you have within a 24 hour time frame, 7 days a week. We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance. If you have problems with the purchase, please notify the customer service