Features:
- CE standard: SNR 19dB (full system ear plug + filter), filter alone is 20dB
- Technology inspired by Crescendo Pro series- Patented membrane filter technology providing protection, ensuring clarity of sound with full music dynamic
- Made in The Netherlands
Music levels at concerts exceed the safe limit of 85 dB. Sound levels beyond this can induce hearing damage like tinnitus or long term hearing loss. Crescendo Music 20 makes it safe to listen to for up to 8 hours to music as loud as 105 dB.
Package contains:
- Two Large universal ear plugs
- Two Medium universal ear plugs (S + XL universal ear plugs available on request)
- Two acoustic linear damping filters providing average 20 dB damping and which are 100% acoustically tested
- Aluminium key-ring carrying case