Plugfones 1st Generation revolutionized the market with a product that is not only an earplug but also an earbud! Plugfones 1st Generation – Orange have an NRR of 25 dB. Plugfones are great for the manufacturing, fabricating, and industrial fields, motorcycling, or for everyday uses such as exercising and operating lawn equipment. The 1st Generation Plugfones come with …