Gold filter: SNR (Avarage attenuation values) = 22dB

Silver filter: SNR (Avarage attenuation values) = 19dB

The service life of the earplugs is about 100 times, provided they are cleaned regularly. The earplugs can be cleaned with lukewarm water and soap.

– One pair of universal earplugs
– Two interchangeable filter sets in gold and silver
– Travelbox the luxury, convenient for on the road

– Very comfortable in the ears
– Two filter sets silver and gold
– Transparent and invisible in the ears
– Minimal sound distortion
– Reusable