The NS750Ex is an ATEX / IECEx-certified, remote speaker microphone.
The NS750Ex speaker microphone is designed for ATEX/IECEx environments with dust and gas. This RSM features AI-controlled noise reduction when connected to the R7Ex radio and delivers clear audio at 103 phon (max). This RSM has two PTT buttons and 3.5mm audio and NEXUS sockets.