Plugfones Earplug Headphones
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NOISE OUT - MUSIC IN!
Plugfones are quality earplug-earbud hybrids (Noise Reduction Rating 26 and 23 db – ANSI S3.19-1974 compliant) that allow you to listen to music wherever you work or play.
Guardian Plus and Liberate Bluetooth series come with a built in noise isolating mic which allows you to take phone calls without removing your earplugs.