The AVANR aviation headset is claimed to give full spectrum noise attenuation and reduction, and clearer sound.
Features include: gold-plated dual plugs; noise-cancelling electret microphone; volume control on earmuff; ANR aviation headset (ANR power: 9 V battery); steel boom providing 300 degree flexibility and steady microphone placement; waterproof and dustproof PTT; super soft double foam ear pads (or gel ear pads).