Specifications:

• Ergonomic dome ear cups with PVC ear pads and an adjustable headband for a more comfortable fit. 

• Passive & active noise cancelation volume control powered by AA battery (included).

• 32 ohms impedance.

• Sensitivity 100 dB/mW.

• Power capacity 100 mA.

• Active noise canceling frequency range 30-15,000 Hz.

• Belt clip on battery pack.

• Cord length 59 inches (1.5 m). 

• Weight 5.5 oz (155 g).

• The adapter enables use on both single pin devices and dual pin aircraft headphone outlets.

• Drawstring storage bag.