The 3M™ PELTOR™ LiteCom Plus Headset, part number GRAE50NPPB, is a high-performance communication headset designed for use in demanding and noisy industrial environments. It integrates a built-in short-range two-way radio (PMR446 MHz) for peer-to-peer communication across 8 channels and 38 sub-channels, with an outdoor range of up to 1 km. This headband-style headset features a level-dependent environmental listening function, allowing users to hear ambient sounds and interact with nearby colleagues while maintaining hearing protection. A noise-cancelling boom microphone ensures clear voice transmission, supported by Voice-Operated Transmit (VOX) capability. Powered by a rechargeable Li-Ion battery, it offers up to 20 hours of operating time. It provides an NRR of 25 dB for effective hearing protection.