ANSI S3.19-1974 Compliant Meets NIOSH criteria. Certified Noise Reduction Ratings (NRR) of 29 or 27 dB.
TuffCord™ Tear-Resistant Nylon Braided cord.
Quickdraw™ Easy Access Control. Control your music and manage calls with the Quickdraw Easy Access Control. Ruggedized buttons allow you to play or pause, answer or end calls, adjust volume, progress through songs, and more.
SoundSeal™ For an immersive, unparalleled listening experience.
WorkSafe™ Volume Limiting (VL) Technology Available. Available only on industrial Plugfones products, WorkSafe Volume Limiting Technology keeps speaker volume below 82 dB and compliant with OSHA's max volume guidelines. The jack contains strategically placed resistors to restrict volume levels from reaching the full capabilities of the attached device.