Item #: IT-21B / IT-23B
Built for the Toughest Jobs.
PRO 3.0 is an all-over upgrade featuring the latest and greatest communication technology in our best-selling and most durable PRO design.
- ANSI-rated 27 dB NRR and SafeMax OSHA-compliant 85 dB volume limit
- Bluetooth 5.4 with Low Energy (LE) and Auracast; supports dual pairing; compatible with 2-way radios
- Best-in-class 20 hour battery life with short-charge capability (10 min charge for 2 hours of battery); USB-C rechargeable
- Indestructible: IP67 water/dust proof; meets military drop test specifications; earhook designed to withstand high temperatures; TPU controller engineered to withstand exposure to solvents; reinforced wires to withstand physical stress
- Custom-tuned full-range dynamic drivers for high-fidelity audio performance
Pro-Grade Innovations
- Redesigned earhook for deformation resistance at high temperatures
- Rugged TPU controller redesigned for resistance to solvents
- Aramid-reinforced cables designed to withstand heavy usage
- Chrome-plated brass ear stem built to last
Unstoppable Durability
- Built to endure the toughest conditions, PRO 3.0 is IP67 dust and waterproof, meets military drop-test specs, and withstands extreme temperatures, oil, gas, solvents, and physical stress. It’s ready for whatever you throw at it.
Short Charging, All-Day Power
- With up to 20 hours of battery life and USB-C charging, PRO 3.0 is designed to keep you going all day. Need a quick boost? A 10-minute charge gives you 2 hours of use, and just 15 minutes adds 4 hours.
Smarter Connections
- Equipped with Bluetooth 5.4, PRO 3.0 delivers cutting-edge connectivity and extended battery life. As one of the first to feature Auracast support, you can seamlessly connect to public Bluetooth broadcasts.
Engineered for Performance
- Built to handle whatever your environment demands, the controller features large buttons for easy use, even with gloves on. It withstands exposure to oil, gas, and solvents—ensuring improved durability and longevity.
Comfort Meets Security
- The PRO 3.0 earhook is expertly crafted for a secure fit, ensuring comfort during extended wear. Designed for durability, it withstands high temperatures without deformation, providing reliable hearing protection you can count on.
A Complete Experience
- Comes with 4 pairs of ISOtunes TRILOGY foam eartips, USB cable, 2 cable management clips, 1 alligator clip, and a new-and-improved storage case for added durability in transit.
PRODUCT MANUAL
