300048-200 Full Cushion Headset -- FAA TSO C57a & C58a.

A 15 oz., full cushion headset with an impressive NRR of 21 dB. Features same headband and three-position tension adjustment (patent pending) as the Air 3500. The noise cancelling electret microphone on a flex boom can be easily placed at the correct position by the mouth. Order push-to-talk switch for aircraft not so equipped.