SECURE 2H ACTIVE – Level Dependent Hearing protection with advanced Level Dependent system ACTIVE allows you to communicate with your collegues, hear warning signals and other important information while protected from hazardous noise. The Level Dependent microphones provides perfect directional hearing and the electronic protection system limits all sounds to a safe level. Ergonomic design, replaceable headband and ear cushions contribute to high comfort and increased wear time. For optimal safety communcation radios can be connected via the external audio input Features Level Dependent microphones provides natural sound quality Soft cushions with Smart “Snap-In” System for easy replacement Smooth size adjustment for optimized comfort and seal Includes 2 x 1,5 V AA batteries for up to 1000 hours of use External 3.5 mm audio input Fully compatible with Hellberg’s SAFE™ Visor System Contracting, Landscaping etc. Technical specifications Part no: 47002-001 Style: Headband Weight: 372 g Unit pack: Box Masterbox qty: 10 SNR: 30 Batteries: 2×1,5 V AA (up to 1000 hours of use) Sound reproduction: Stereo Max. input level: 263 mV Sound level limit: max 82 dB Amplicfication: max 8 dB (primarily in freq. range 500-3k Hz – human speech) Applications: Building & Construction, Manufacturing, Mining, Military & hunting etc.