QuietPoint Active Noise-Canceling Headphones by Audio-Technica

The ATH-ANC7b QuietPoint® headphones feature large-aperture 40 mm drivers with neodymium magnet systems and extremely high 109dB sensitivity to provide generous volume levels from any music source. The headphones also work when the noise-cancelling function is turned off, and operate in passive mode without batteries. Noise-cancelling electronics are fully integrated in each earpiece, with no need for external modules.

Read how Active Noise-cancelling Headphones work.

• ATH-ANC7b QuietPoint® noise-cancelling headphones feature ANC circuitry that effectively reduces environmental noise by 90%
• Lightweight, compact, fold-flat design is ideal for travel
• Ideal for use with Apple® iPod®, iPhone and iPod touch® portable music and DVD players, laptop computers, in-flight entertainment systems and other devices
• Closed-back headphones feature large-aperture 40 mm drivers with neodymium magnet systems for impactful bass, extended treble and higher fidelity
• Comfortable earcups with generously cushioned padding and a shape that fits easily over any ear
• Audio functions (in passive mode) even without the battery
• Fully integrated electronics - no external modules needed
• Fold-flat design with included 3.5 mm mini-plugs, a full-size ¼" adapter, a specialized airline adapter for connecting to in-flight entertainment systems, and a handy carrying case

• TYPE Active noise-cancelling
• DRIVER DIAMETER 40 mm
• MAGNET Neodymium
• FREQUENCY RESPONSE 10 - 25,000 Hz
• QUIETPOINT® ACTIVE NOISE REDUCTION Up to 20 dB
• MAXIMUM INPUT POWER 500 mW
• SENSITIVITY 109 dB
• IMPEDANCE 300 ohms
• BATTERY AAA (alkaline)
• BATTERY LIFE Up to 40 hours, typical (alkaline)
• WEIGHT 210 g (7.4 oz), without cable and battery
• CABLE Detachable 1.6 m (5.2') with 3.5 mm (1/8") stereo mini-plug;
• Detachable 1.0 m (3.3') with 3.5 mm (1/8") stereo mini-plug
• CONNECTOR 3.5 mm (1/8")
• ACCESSORIES INCLUDED 6.3 mm (1/4") stereo adapter; airline adapter; AAA battery; carrying case with attached accessory pouch