【New, Unused】Open-Ear Headphones Air Conduction Hands-Free Black I received these from a friend, but I don't need them, so I'm selling them at a low price in "new, unused" condition. The following is quoted from the manufacturer's product page: Bluetooth 5.3 Wireless Earphones Open Ear Air Conduction Earphones Ear-hook Type Dual-Ear Call Noise Reduction Leakage Prevention Touch Control LED Display Fully Wireless Earphones Hi-Fi Sound Quality Automatic Pairing Hands-Free Calling Earphones No pressure from long-time wearing Compatible with iOS/Android/PC ＜New Open-Ear Ear-hook Headphones, a New Concept in the Industry＞ The new model was first released in 2024. The earphones use an advanced open-ear ear-hook design, which doesn't make you feel stuffy in your ears. In accordance with ergonomic principles, they use flexible memory silicone ear hooks to fit the ears, adapting to all kinds of ear shapes and allowing them to be comfortably fixed to the ears at any angle. Compared to conventional wireless earphones and bone conduction earphones, it reduces pressure on the ear canal, and you won't feel tired or suppressed even after wearing them for a long time. Comfortable. ＜Equipped with Bluetooth 5.3 technology and EDR chip＞ Provides faster and more stable wireless connection, reducing offline and delay. Adopts "ENC noise reduction technology" and is equipped with two omnidirectional microphones and ENC noise reduction function, effectively reducing ambient noise, and even in noisy environments, you can make clear and smooth calls, and the other party can hear you clearly. ＜Super Battery Life and Fast Charging＞ Top-level sound quality experience Touch key design Intelligent noise reduction Model Specifications: YYK-Q28 Bluetooth Version: 5.3 Communication Distance: 10 meters Battery Capacity: 400mA Charging Time: 1-1.5 hours -------------------------------------------------- ※ Although new and unused, there is no warranty. Please understand this before purchasing. We will ship via Yu-Yu Mercari Bin (anonymous delivery) with free shipping. Thank you very much.