Sonetics wireless headsets protect hearing and let crews of 2 20 communicate hands free at the same time. IMPROVE PRODUCTIVITY and SAFETY on the job site when you eliminate the mistakes that come from missed or misunderstood communication. No isolation allowed! LISTEN THROUGH TECHNOLOGY lets you toggle the right amount of outside sound for a boost of awareness and safety. TEAMWORK improves as you stay in touch across the work zone and easily coordinate complex tasks with better focus, Two Way Radios ...