【New & Unused】 Please understand that we do not inspect the product by opening the package, as it would diminish the product's value. Therefore, we cannot address any defects. Please purchase only if you understand this. Earphones Bluetooth Earphones Wireless Earphones Bluetooth 5.3+EDR Equipped 2024 New Masterpiece Model, Earbud Type, Unprecedented Sound Quality Experience, Automatic Pairing, Instant Connection, 36 Hours Continuous Playback, Comfortable Fit, Ultra-Lightweight, Single/Dual Ear, Left/Right Separation, Volume Adjustment, Hands-Free Calling, Built-in Microphone, Siri Compatible, Small/Lightweight (Black)