Ear defenders with powerful electronics and high attenuation across all frequency ranges. The two stereo microphones amplify the environmental noises, but reliably block noises in excess of 82 dB that are harmful to health. Volume control and connection option for MP3 player and smartphone. SNR = 33 dB (H = 32 dB, M = 31 dB, L = 26 dB).
Combines hearing protection and headphones.
With 2 AAA batteries No. 081556 size LR3.
Hygiene sets are listed under No. 097761 size IND