100% functional, like new.

Dual plug for GA planes.

Has active noise reduction.

Used it less than 10 times as spare headset for friends riding with me.

When the ENC is turned ON, low frequency noise cancellation improves by an additional 12-17 dB.

Battery Power Module - One 9 volt battery for up to 25 hours of operation.

M-7A noise canceling electret microphone