Discover the HS700Ex Headband Headset, engineered for the harshest environments. This IP67-rated headset is ATEX/ IECEx approved for gas and dust, ensuring top-tier safety. It delivers powerful audio at 109dBSPL (max) with a Noise Reduction Rating (NRR) of 24dB, providing clear communication in noisy conditions. This headset is designed to withstand extreme temperatures from -30°C to 60°C. HS700EX Standard Over The Head Headset With NEXUS male connector. (Used together with PTT Adapter PMLN8634A). ATEX certified.