Check the listing for details. Plugfones Guardian Earplug, Headphones, Blue/Yellow. Condition: New. Listed at 24.99 USD. PLUGFONES GUARDIAN™EARPLUGS WITH AUDIO, BLUE YELLOWPlugfones Guardian Earplug, Headphones, Blue/Yellow FEATURES SoundSeal™ Noise-Suppressing TechnologyInterchangeable ComforTwist™ Foam Plugs with Noise Reduction Rating (NRR) of 23 dBInterchangeable ComforTiered™ Silicone Plugs with Noise Reduction Rating (NRR) of 26 dBTuned SpeakerDouble-Reinforced JackSweat-ResistantIndependently Tested and Compliant with ANSI S3.19-1974 Noise Reduction StandardsMeets NIOSH Criteria and OSHA Guidelines When Used to OSHA RegulationsUnique Patented Design WHAT'S INCLUDED Guardian™ Earplugs with Audio(1) Pair Interchangeable ComforTwist™ Foam Plugs(1) Pair Interchangeable ComforTiered™ Silicone PlugsWaterproof CaseCable Management ClipQuick Start Guide SPECIFICATIONS Length: 54"Weight: 0.35 ounces (10 grams)Speaker Type: Tuned