Get everything covered up 1 pair of earmuff hearing protection. Electronic Ear Muffs for ambient noise amplification up to 5x, automatic amplification when noise detected above 82dB. Bluetooth V5.0 connectivity to connect mobile or media device for listening or calls wire free. Rechargeable Li-Ion battery with up to 30 hours media playback life. Included 3.5mm AUX jack if required for wired radios, etc.

*NOTE: electronic cut off does not include microphone on phone calls. Not recommended to have an active call whilst expecting loud noises.