CALIBER - Limited Edition One size fits most

One size fits most

all while protecting you from harmful gunshot noises

Replacement Earbuds and Charging Case for FREE 2

Note: Can only be redeemed at ISOtunes

ISOtunes FREE Aware gives you the freedom you want and the protection you need

CALIBER - Limited Edition One size fits mostLimited Edition CALIBER in Blaze Orange. Superior bluetooth enabled in ear hearing protection. Providing 13 hours battery life, Tactical Sound Control technology to stay aware of your surroundings and a crisp audio experience. With a Single Noise Rating of 32, these earbuds will protect your ears from harmful gunshot noise while maintaining your focus and awareness.