Motorola PMLN6760 Heavy-Duty Behind-the-Head HeadsetThe Motorola PMLN6760 Behind Head Headset is a heavy duty audio accessory designed for durability and comfort. Featuring a behind the head strap, this headset allows for easy wear alongside safety helmets. Equipped with a noise cancelling boom microphone and dual ear speakers, it delivers exceptional receive and transmits audio quality. With a noise reduction rating (NRR) of 24 dB, this headset ensures that workers' hearing is protected in noisy