When using AIRMAX™ for the first time

ISOtunes recommends replacing each pair of eartips every 1-3 months depending on the frequency of use

Raised Buttons for easy handling

On airplanes

as well as for study

Plugfones LIBERATE 2.0 Bluetooth Earplug Headphones (NRR 27/29) Colour:Yellow/Blue When using AIRMAX™ for theIntroducing Plugfones Liberate Noise isolating earbuds are far from novel, but the Plugfones Liberate 2. 0 flips a common equation on its proverbial ear: Plugfones have engineered a product thats earplug first, earbud second. Building on what they have learned for the past 10 years producing WIRED Plugfones, they have SEVERED the cable with Plugfones Liberate. These Bluetooth 5. 0 earplugs offer the same top notch aural quality as the wired Plugfones,