Ear muffs with helmet attachment (P3E), level-dependent surround sound with five levels. Stereo 3.5 mm. audio input for listening to mobile phone, two-way radio or other external source (limited to 82 dB). Turns off automatically after 4 hours. Battery is included.
Earmuff with headband, with built-in DAB + and FM radio. Can store 10 DAB + and 5 FM stations. Volume adjustment. Voice guiding menu sysetem. It has great robustness, with all electronics and mechanics covered inside the cups. 3.5mm stereo jack for connecting cell phone, two-way radio or other external units. 2 AA-batteries with a service life of approximately 25 hours are included