Sennheiser CXC 700 Active Noise-Canceling Ear-Canal Headphones

Engineered for discerning business travelers and frequent flyers, these premium ear canal phones feature the latest incarnation of Sennheiser active noise cancelling technology - NoiseGard / Digital - which identifies and reduces even more unwanted ambient noise. Moreover, its tri-mode design allows you to select from one of three different digital noise cancellation modes based on different acoustic environments: Mode 1 - Optimized for commutes on trains, subways, buses, cars and short distance flights; Mode 2 - Optimized for use on long-haul flights and in air-conditioned rooms; Mode 3 - Optimized for on-the-go use, in crowded environments or other loud surroundings.

With NoiseGard / digital, the CXC 700 offer an impressive active noise attenuation of up to 23dB and this adds to their already excellent passive noise attenuation of 25 dB (for frequency range above 3000 Hz). This results for a higher enjoyment of your Audio with Sennheiser's proven Drivers delivering a detailed Sound reproduction with clean vibrant Bass to your ears. The CXC 700 are also equipped with TalkThrough function, which mutes the audio Input and allows you to listen to your external environment, enabling you to Communicate with the flight attendant or your fellow travel mate without removing the ear canal phones.

Package Contents: CXC 700, 1 ear Adapter set (S/M/L), 1 in-flight adaptor (3.5 mm double Mono jack), 6.3 mm audio adaptor, 1 AAA alkaline Battery (1.5 V), 1 pair of diaphragm guards, 1 cleaning tool, 1 Storage pouch, 1 instruction manual

Features

NoiseGard / digital Active Noise Cancellation: Choice of 3 different modes to suit your listening environment.

TalkThrough function enables you to communicate even without removing the earphones

Highly advanced acoustic system for excellent audio performance

Excellent passive attenuation of ambient noise of 25 dB (for frequency range above 3000 Hz)

Integrated control box enhanced usability and convenience

Sleek Ergonomic design with striking metalized components for a modern, sophisticated look

Long lasting NoiseGard / digital usage - a single alkaline battery lasts up to 16 hours!

Audio transmission always works - even in passive mode and without the batteries

Optimized for in-flight entertainment systems as well as MP3, iPod, iPhone, iPad

Specifications

Transducer principle: Dynamic, closed

Ear coupling: Intraaural (ear canal fit)

Attenuation: 23 dB / -25 dB (Active/Passive)

Frequency response: 20 - 21000 Hz

Impedance: 6.8 / 42 Ohm (Active/Passive)

THD, total harmonic distortion: < 0.5 %

Sound pressure level (SPL): 111 dB at 1kHz

Cable length: 4.6-feet (1.4 m) symmetrical

Connector: 1/8-inch (3.5 mm) angled

Battery Specification: 1 AAA size battery, 1.5 V

Operating time: approx. 16 hr (NoiseGard / digital)