LINK 2.0 Technology_Bluetooth® ISOtunes LINK Aware is an

ISOtunes LINK Aware is an over-ear hearing protector built to be worn all day long

ISOtunes ULTRACOMM Aware is the world's first Bluetooth-enabled in-ear hearing protector with a detachable boom microphone for communication in loud environments

DEFY Slim BT allows you to align your sights with ease without sacrificing your safety

or toolbox

it delivers bold sound

LINK 2.0 Technology_Bluetooth® ISOtunes LINK Aware is anEarmuffs. Done Better. Our best selling earmuff got an upgrade. Featuring a padded headband cushion, up to 50 hours of battery life and a *boom microphone for crystal clear calls, LINK 2. 0 is the Bluetooth earmuff you've been waiting for. *Boom Microphone sold separately.