Rugged Radios H22-CF H22 OVER THE HEAD (OTH) HEADSET FOR 2-WAY RADIOS - CARBON FIBERRugged Radios H22 CF Over the Head design. This headset is used in applications from auto racing to industrial, and heavy equipment operation, providing tough reliable 2 way communication through 2 way radios and intercom systems. Simply select the optional cable for your application. With professional features and superior design, the H22 offers both comfort and clear audio performance to handle any need from the track to industrial to construction