CALIBER each of a different size

each of a different size

The AIR DEFENDER Hygiene Kit is compatible with the ISOtunes AIR DEFENDER

These easy-to-use earbuds now feature up to 11 hours of battery life

Battery life in need of a refresh

ISOtunes TRILOGY™ Foam Replacement Eartips offer a trifecta of benefits for optimal hearing protection:

CALIBER each of a different sizeCALIBER 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.