Brand Otium Model Name U18 Color Black Form Factor In-Ear Connectivity Technology Bluetooth About this item True HD High Fidelity Sound: Update Otium Bluetooth Earbuds’ 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 “U18”, it will be more convenient to search and connect with the headphones. IPX7 Waterproof Rating: With ergonomic design and silicone ear hooks, Otium Bluetooth Earbuds securely stay on your ears, feel great to wear, and will never fall out. Upgraded Waterproof Rating, 100% prevents…