Etymotic Music Pro Elite Rechargeable Musicians Earplugs with Active Hearing Protection

EARPLUGS: Two Modes of Operation Boost Mode: 2x amplification for soft music and speech, 9dB attenuation when sound exceeds safe levels Normal Mode: Natural hearing for soft music and speech, 15 dB of attenuation when sound exceeds safe levels Up to 16 hours of continuous use before recharging is required Patented wind noise reduction technology IPx7 water resistance rating Universal Fit- assorted ear tips provide proper seal, fit and protection