A great entry-level mono headset that combines light weight with excellent passive noise canceling properties. The M- 80 high noise canceling mic is set for use with a wide range of aircraft radios. A high-flex cable and RFI/EMI free electronics make it a durable, trouble-free headset. Includes foam ear seals, an adjustable headband, articulating mic boom, and windscreen. 24 db noise reduction. 3 yr Mfg warranty.