Earmor M20 Electronic Earplugs (NRR 22) BKFEATURESNoise reduction rating +NRR22Intuitive one-button operationRechargeable, high battery life; Power, low battery prompt; Automatic shutoff after charging, automatic shutdown after 2 hours standby (The included data cable can be used for charging)2 soun..
Earmor M20 Electronic Earplugs (NRR 22) CBFEATURESNoise reduction rating +NRR22Intuitive one-button operationRechargeable, high battery life; Power, low battery prompt; Automatic shutoff after charging, automatic shutdown after 2 hours standby (The included data cable can be used for charging)2 soun..
Earmor M20 Electronic Earplugs (NRR 22) FGFEATURESNoise reduction rating +NRR22Intuitive one-button operationRechargeable, high battery life; Power, low battery prompt; Automatic shutoff after charging, automatic shutdown after 2 hours standby (The included data cable can be used for charging)2 soun..