I purchased this in October of last year and used it a couple of times, but it didn't fit my ears, so I'm selling it. Please understand that I may be slow to respond due to my busy work schedule. ⭐︎Product Description⭐︎ A wireless headset with adaptive wind smart technology, equipped with four microphones for noise-canceling functionality. - Model Name: Voyager 5200 - Features: Noise-canceling with four microphones - Technology: Adaptive Wind Smart Technology - Other Features: Auto mute reminder - Included Accessories: USB charging cable, quick start guide Thank you for looking.