Otium Bluetooth Earbuds Wireless Headphones , Sports Earbuds, IPX7

Brand Otium Model Name U9 Color Black Form Factor In Ear Connectivity Technology Bluetooth About this item True HD High Fidelity Sound.Update Bluetooth Headphones own latest Bluetooth 5.3 technology and improve acoustic components that produce incredible sound quality with deep bass and crystal clear treble.Also we have upgraded the bluetooth name from "Otium" to "U9", it will more conveniently to search and connect with the headphones. IPX7 Waterproof Rating.With ergonomic design and silicone ear hooks, wireless headphones secure stay on your ears, feel great to wear and will never fall out. Upgraded Waterproof Rating, 100% prevents ordinary splashing water and rain. Longest Battery Life.The new improved lithium polymer battery allows seamless enjoyment of music for up to 15 hours and 240 hours stand-by with a charge of only 1.5 hours. Neckband design prevents troublesome wires from tangling during your workout. Sound Isolation Technology. Connect seamlessly with