CALIBER 0 is an all-over upgrade

0 is an all-over upgrade featuring the latest and greatest communication technology in our best-selling and most durable PRO design

Replacement Earbuds and Charging Case for FREE Aware

Packaging includes 2 gel ear cushions

DEFY Slim is an ultra-comfortable electronic earmuff

Compatible with ISOtunes LINK 2

CALIBER 0 is an all-over upgradeCALIBER is a Bluetooth shooting earbud that packs a big punch in a little package. This electronic ear pro is completely dust, sweat, and waterproof and can run up to 13 hours without needing to be recharged. The completely cordless design allows you to move freely while Tactical Sound Control delivers amplified natural sound and gunshot noise reduction.