ISOtunes FREE 2.0 True Wireless Bluetooth Ear Plugs (NRR 25) Colour:Green Features a unique interchangeable filter

Features a unique interchangeable filter system: choose your own level of sound attenuation

Very high attenuation earmuffs recommended for high-noise exposure applications

no charging

The unique AlpineAcousticFilters™ only attenuate harmful sounds

Use cases: reduces disturbing noises such as snoring noise

ISOtunes FREE 2.0 True Wireless Bluetooth Ear Plugs (NRR 25) Colour:Green Features a unique interchangeable filterCut the cords. Go FREE. The original true wireless earbud hearing protector only better! Featuring an upgraded 25 NRR and Bluetooth 5. 2 technology, the new and improved FREE 2. 0 provides enhanced noise reduction and functionality for an enhanced audio experience in the same, great cordless fit. New & Improved ANSI certified 25 dB NRR CSA Class AL New & Improved Bluetooth 5. 2 True wireless technology CSA OSHA Compliant hearing protection SafeMax