The JBL Reflect Flow Pro earbuds are designed to enhance your performance, with POWERFINS ensuring a secure fit in your ears. Motivate yourself with the amazing JBL Signature Sound for up to 30 hours. Adaptive Noise Cancelling shields you from unwanted noises, whether at work or during workouts. With Smart Ambient, you can stay aware of your surroundings and engage in brief conversations. The three microphones on each earbud provide perfect voice clarity for all calls or meetings, even in the wind. Work or train anywhere – with an IP68 rating for protection against sweat, rain, or dust. Need help? Talk to Google or Alexa, just with your voice! Android support only. Android 6.0 or higher is required for full access to Alexa features when using this device.