Brand: Soundcore Color: Black Headphone Type: Truly Wireless Noise Control: Active Noise Cancellation Headphone Jack: Truly Wireless Connectivity Technology: Wireless Popular model further evolved: An upgraded model of the popular "Soundcore Liberty Air 2," further improving sound quality and functionality. Equipped with Anker's unique "Ultra Noise Cancelling." Two microphones, placed on the outside and inside of the earbuds, detect surrounding sounds and eliminate noise, delivering clear music. You can also select your current environment on the app to activate the optimal noise cancellation for that scene. HearID 2.0: In addition to the automatic creation of the conventional Hearing Profile, you can now set it by combining music genres such as rock and pop, allowing you to enjoy sound that better suits your preferences. Ambient Sound Mode: Even while listening to music, you can hear external sounds such as conversations and announcements in public facilities without removing the earbuds. (※This function requires app settings) Intuitive Touch Controls: By operating the touchpads on the earbuds, you can answer calls, play, pause, and skip tracks, as well as switch between noise cancellation and ambient sound mode. Please refrain from purchasing if you are sensitive to used items. (Operation confirmed) Thank you for viewing.