The cover made of ABS material, excellent in impact and heat resistance, low temperature resistance, chemical resistance as well as electrical properties, make the earmuffs tenacious and wear-resisting;Adjustable headband, ear position can be adjusted according to individual needs, ensuring headband wearing comfort;Foldable electronic ear defender -en352-1 snr 26 db;Volume control buttons: both cups are configured Ergonomic on/off and volume switch button. There are two mini microphones external part, earmuffs built two loudspeaker;PA system can enhance the sound and warning signal and avoid signal isolation when work. When the ambient noise reaches 80 / 82db, the PA system will automatically shut down and converted to soundproof mode to avoid noise hazards(need 6 AA batteries, not included)
Trustpilot
2 days ago
1 month ago
