Clear-Com CC-300-X4 Single Ear Headset 4 Pin XLRExperience Uninterrupted Communication with Crystal Clarity The Clear Com CC 300 X4 Single Ear Headset is designed for professionals who demand high quality audio in high noise environments. Featuring excellent ambient noise attenuation and a hyper cardioid dynamic microphone, this headset ensures clear and reliable communication. Its flexible design and comfortable ear pad allow for extended use without discomfort. Key Features: High Ambient Noise