CaracterísticasThe Audio-Technica ATH-ANC9 Noise Cancelling Headphone is unique amongst it's peers by offering three modes for Aircraft, Office and Study.
Using Audio-Technica's high-precision ANC circuitry combined with two microphones reduces environmental noiseby up to 95%.
The ANC9 features a three mode noise cancelling function so you can choose the best option for your environment, be it in an aircraft, in your office or even your study.
Comfort is ensured as the ANC9 uses memory foam for the ear pads to create a very comfortable fit. Controls are available to answer incoming calls on your smart phone, or control music playback.
Should you be cought out with a flat battery, the headphones can still be used in normal operation mode.
Type: Sealed dynamic type
Frequency Response: 10 ~ 25,000 Hz
Noise Cancelling: Up to -30dB
Output sound pressure level: 100dB/mW (When using the noise cancellation), 100dB/mW (When not in use noise-canceling)
Impedance 100Ω (when using the noise cancellation), (When not in use noise cancellation) 32Ω
Jack: φ3.5 gold-plated stereo mini-jack
Power: AAA alkaline batteries or × 1 Ni-MH rechargeable AAA
Battery life About 30 hours (when using the AAA alkaline batteries), About 15 hours (when using rechargeable Ni-MH AAA)