Klein Electronics, Inc. has introduced the CrewChief Rugged, Lightweight Headset. Specially designed and newly manufactured with noise canceling flexible boom microphone, in-line PTT button, and behind-the-head design with adjustable rubber sizing bar. The CrewChief combines super lightweight comfort with Military grade materials and Pro-Audio technology. True Rescue, SWAT, Police, Security and more can all benefit from the highest grade headset available at affordable pricing.