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 volume limit Bluetooth 5.4 with Low Energy (LE) and Auracast; supports dual pairing 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 Compatible with 2-way radios out of the box SKU# IT-21B Orange (85 db max SPL) / IT-23B Matte Black (90 db max SPL)
