The ISOtunes Sport DEFY Slim is built for shooters who value protection, awareness, and comfort in one sleek design. Its ultra-slim profile makes shouldering your firearm effortless, while Tactical Sound Control™ Technology amplifies natural sounds up to 8x and suppresses harmful gunshot noise in under two milliseconds. At just 310 grams, DEFY Slim is lightweight and comfortable for all-day wear, giving you an edge whether you’re on the range or in the field.

With Bluetooth 5.0 connectivity, SafeMax™ volume limiting, and a noise-isolating microphone, DEFY Slim keeps you connected and protected. It delivers a 21 NRR rating, 25-hour battery life, and IPX4 durability, ensuring reliable performance in any environment. Compact, powerful, and easy to use, DEFY Slim is the perfect companion for shooters who won’t compromise on safety or convenience.

• Tactical Sound Control™ enhances hearing 8x and suppresses gunshots in under 2 ms
• Ultra-slim profile for a secure fit while aiming
• 21 NRR tested and ANSI s3.19-1974 approved
• Bluetooth 5.0 connects and dual-connects devices up to 30+ ft
• Lightweight design at just 310 grams
• 25-hour battery life with 2 AAA batteries
• SafeMax™ Technology limits volume to 85 dB
• IPX4 durability for sweat, water, and dust resistance
• Noise-isolating microphone for clear communication