ACAA 2.0 is the latest version of our groundbreaking coaxial driver technology. Thanks to the improved structure and materials, pure sound is delivered directly to your ears. The bass is powerful, the mids are boosted by 150%, and the highs by 460% for an extremely wide and impressive soundstage. Listen to your favorite songs in Hi-Res Audio Wireless quality. The Liberty 3 Pro Noise Cancelling earbuds support the LDAC mode, a Bluetooth codec that transmits three times more data to preserve detail and sound quality. Liberty 3 Pro offers an unprecedented level of customization. HearID ANC analyzes the pressure in your ear and how noise moves in your ears to create a personalized noise-cancelling profile. HearID Sound intelligently tests your hearing and creates a tailored sound profile that is unique to your ears. Connect the Liberty 3 Pro to two Bluetooth devices simultaneously to easily switch between music, videos, calls, and more. Activation is done through the touch controls on the earbuds or via the device list in the Soundcore app. Stay connected to the world by activating the transparency mode when you want to talk to someone or need to be more aware of your surroundings. Six microphones and an AI noise reduction algorithm filter out background noise and enhance your voice in real-time, ensuring you are heard clearly. The Liberty 3 Pro Bluetooth earbuds are ergonomically designed and feature integrated pressure relief in the ear to combat fatigue. To customize the fit to your ears, various sizes of ear tips and ear wings are available for long-lasting comfort.