CALIBER BT Charging Case lets you take calls with

lets you take calls with a built-in mic

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

Bluetooth 4

3 pairs of silicone double-flange eartips

Same Great Protection

CALIBER BT Charging Case lets you take calls withThe Freedom You Want. The Protection You Need. CALIBER BT 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. Tactical Sound Control Technology enhances your