The 3M PELTOR WS ALERT X+ Headset is a Bluetooth headset with a noise-cancelling boom microphone that connects to your mobile phone for hands-free calls and streaming in noisy environments. The headset helps to protect against hazardous noise and at the same time helps promote your situational awareness via the level-dependent function for ambient listening. It syncs to a mobile app so users can easily set up and adjust the headset.3M PELTOR WS ALERT X+ Headset is a Bluetooth headset equipped with a noise-cancelling boom microphone, designed to connect to your mobile phone for hands-free calls and streaming in noisy environments. It helps protect against hazardous noise while promoting situational awareness through its level-dependent function for ambient listening. With Bluetooth MultiPoint technology, you can seamlessly conduct all your business by connecting one or two devices, ensuring you clearly hear incoming callers. The product's sound attenuation enhances the ability to hear Bluetooth audio. Enjoy high-resolution audio with Qualcomm aptX HD Adaptive technology, which delivers robust and clear sound for both calls and media. The headset syncs to a mobile app, allowing users to easily set up and adjust the headset. Effortlessly control your PELTOR Headset through the app, which provides access to all settings with an easy-to-use interface, simplifying the setup process. You can customize your audio experience, monitor the power status of your headset, and conveniently download new firmware updates via the mobile app using over-the-air (OTA) updates.