Iso Tunes ISOtunes Sport DEFY Earmuff

Hearing protection without compromise.

DEFY is a tactical earmuff that defies every assumption shooters have about painful and restrictive hearing protection. This modern take on a traditional style earmuff features next-generation technology, providing environmental awareness and gunshot noise attenuation.

• Tactical Sound Control™ Technology enhances your hearing up to 8x while protecting you from high-impact noises in under 2 milliseconds.
• Lightweight Design at just 15.5 ounces with a vented headband and memory foam ear cushions.
• Rechargeable Battery provides up to 11 hrs of connection to any device.
• AAA Battery Compatible for up to 22 hrs of connection (not included).
• Automatic Power Off after 4 hours for battery conservation.
• SafeMax™ Technology limits volume output to 85 dB for all-day, damage-free listening.
• Bluetooth 4.2 connects, and dual-connects, devices up to 30 feet.
• IPX4 Durability for sweat and water resistance.
• 25 NRR tested and approved to ANSI s3.19-1974.
• Noise-Isolating Microphone for clear communication in loud environments.

DEFY Bluetooth hearing protector

Micro USB charging cable

Quick Start Guide and Product Manual