Brand new, unused item. I opened it with the intention of using it, but I never got the chance, so I'm selling it. Please refrain from purchasing if you are concerned about it being stored at home. Stereo earphones with high sensitivity and a wide frequency range. - Model: J6-4 - Sensitivity: 108dB±3dB - Frequency Range: 20-20KHz - Impedance: 16Ω - Cable Length: 120cm 【How to Use】Insert the iPhone earphones, open your phone's Bluetooth, and the automatic pop-up page will appear. Click to connect, and you can start using them. From the second time onwards, open Bluetooth, and it will connect automatically. 【Noise Canceling】Built-in high-quality speakers and ear tips that block out noise eliminate surrounding sounds. Enjoy them during games, sports, or commuting. They are also convenient for phone calls, meetings, and online learning. 【Excellent Fit】Ergonomic in-ear design fits snugly in your ears, allowing you to enjoy music anywhere. Also, with the multi-function remote control and microphone, you can play & pause music, answer & end calls, and reject calls. 【Compatible Models】Compatible with iPhone 14/13/12/Pro/Promax, Phone 11/11 Pro/11Pro Max, Phone XS/XS Max/XR/X, Phone 8/8 Plus, Phone 7/7 Plus, Pad, and Pod.