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The Audio Technica ATH-ANC33IS is a pair of ultra-compact in-ear headphones equipped with advanced active noise-cancelling (ANC) technology. Designed for travel and noisy environments, these headphones provide superior sound quality while reducing background noise by up to 90%.
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Ultra-compact in-ear design ideal for travel

Advanced electronics cancel up to 90% of background noise

Innovative ANC circuitry ensures exceptionally pure audio signal in noise-cancelling mode

Inline microphone and controller for answering calls and controlling music

QuietPoint control module with on/off switch, volume control, and clothing clip

Soft interchangeable earpieces (small, medium, and large) for a custom fit

Included Comply™ Foam Tips for outstanding noise isolation and retention

Audio functions even in passive mode without battery

Soft pouch, 2-pin airline adapter, and single AAA battery included


Driver Diameter 13mm
Frequency Response 20 – 20,000 Hz
Quietpoint® Active Noise Reduction Up to 20 dB
Sensitivity 105 dB
Impedance 32 ohms
Battery AAA (alkaline)
Battery Life Up to 60 hours, typical (alkaline)
Weight 26g without battery
Cable 1.3 m (4.3’) with 3.5 mm stereo mini-plug
Accessories Included Airline adapter; AAA battery; protective pouch; Comply™ Foam Tips (1 pair); ear pieces (rubber tips) (S/M/L size)

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