A New Level of Immersion. Liberty 3 Pro offers you a plethora of ways to tailor and enhance your listening experience so it's truly your own. ACAA2.0 coaxial dual driver technology, HearID ANC create a tailored profile that optimizes noise reduction, Fusion Comfort ensure you get a strong seal and secure grip, LDAC code, Hi-Res Audio Wireless, 6 Mics for Calls, Max. 32H Playtime Personalized Active Noise Cancellation (ANC) The Liberty 3 Pro features HearID ANC, capable of automatically customizing noise reduction based on outside conditions while creating a unique, tailor-made sound profile by analyzing in-ear pressure for the most precise and comfortable experience. Improved Sound Performance The upgraded ACAA 2.0 offers a coaxial-aligned acoustic architecture with a Knowles balanced armature driver that is married to a 10.6mm dynamic driver, which delivers sound with even greater detail and zero distortion for the best listening experience. The LDAC codec, when used with compatible devices, transfers three times the amount of data versus standard Bluetooth formats, and provides a high-resolution audio experience for listeners. Additionally, in order to personalize the listening experience and tune the sound even further to an individual, users can use the HearID sound function in the Soundcore app, which, after performing a simple "hearing test," can boost frequencies independently that are lacking for each ear. New Stylish Design with Fusion Comfort Thanks to its Fusion Comfort technology, Liberty 3 Pro features an ergonomic design for a comfortable fit with silicone ear wings which include an air pressure relief structure to combat wearing discomfort. Additionally, 30% smaller than the Liberty 2 Pro, they have an IPX4 water resistance rating.