Headset Peltor WS Alert X Headset App, bright yellow, he MRX21A4WS6, 3M

The 3M™ PELTOR™ WS™ ALERT™ X Headset is a Bluetooth® headset with noise-cancelling boom microphone that connects to your mobile phone for hands free calls and streaming in noisy environments. The headset has a level-dependent function for ambient listening and it synchs to a mobile app so users can easily set-up and adjust the headset.
Keep connected while protected with the 3M™ PELTOR™ WS™ ALERT™ X Headset. The Bluetooth® headset with noise-cancelling boom microphone 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. The headset also synchs to a mobile app so users can easily set-up and adjust the headset.
"Attenuating hearing protector comes in two models: headband or a safety helmet attachment
Bluetooth® technology for connection to an external Bluetooth® device allows for hands-free talking and streaming
Noise-cancelling boom microphone for clear speech transmission in noisy environments
Level-dependent function for ambient listening to help promote auditory situational awareness
Connection to an iOS and Android compatible mobile app, 3M™ Connected Equipment, to more easily set-up and adjust the headset. The app is available to download from App Store and Google Play
Mobile app allows you to receive reminders when to change replacement cushions (hygiene kit) and choose the frequency of these alerts
Push-to-Listen feature to easily and instantaneously listen to your surroundings
Voice guided feedback after setting adjustment. No need to remove the headset for any adjustments
The headset will automatically turn off after four hours of non-use to save battery life
Replaceable cushions (hygiene-kit) and covers"