The new Sperian Radio Hi-Visibility Earmuff has a 25 noise reduction rating (NRR) and integrates an AM/FM radio. This noise-blocking muff with bright green ear cups and a reflective headband for improved protection includes patented Air Flow Controlâ„¢ technology and a new AUX input jack that allows wearers to connect external audio devices, including MP3 players. Booth 604.

    Enter Reader Service Number 184 of October 2007 Issue