Product Details
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The UltraFocus 8000 produces a truly amazing sound as easily on an airline or busy city street, as it will at home in front of your stereo system. In fact, thanks to SecureFit™ support, generously cushioned ear pads and Active Noise Canceling technology, you'll hear your music with extraordinary clarity and detail, without distortion even in locations with high levels of ambient noise. Polk's patented Dynamic Balance® driver technology, in combination with active noise canceling and passive noise isolation, produces an audiophile-grade listening experience.
key features

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technology
Active Noise Canceling Technology with Optimized Active Tuning
Battery-assisted Active Noise Canceling technology eliminates the distractions of the outside world, and Polk's exclusive optimized active tuning takes advantage of ANC technology to improve the overall performance dynamics of UltraFocus 8000 headphones (Batteries included).
Passive Isolation Technology
The on-ear design surrounds each ear; both designs naturally minimize outside distractions.
Push-To-Hear Ambient Control
Instantly mutes audio and amplifies outside sounds so you can experience the outside world without removing your headphones.
Dynamic Balance Design Technology
Dynamic Balance is our patented advanced analysis of a speaker's entire electro-acoustic and mechanical system. It helps us select better materials and more efficient geometry. With deep analysis, we can pinpoint and eliminate things that reduce performance before they become a part of the finished product. The miniature polymer drivers in UltraFocus 8000 headphones are specially tuned to produce a flat, uncolored frequency response. This true transparency reveals a wide dynamic range, with sharp details, and no hint of strain.
Active Dynamic Balance Polymer Drivers
Drivers just like those used in full-sized loudspeaker, only a lot smaller. Designed with the same care, and the same adherence to superior performance parameters, Active Dynamic Balance technology is an exclusive combination of active noise cancelling and our patented Dynamic Balance material tuning process. Discrete crossover filters added to each UltraFocus driver system naturalize high frequencies for more lifelike sound.
Ultra-Flexible Tangle-free Planar Audio Cable
Round cables, always coiling up and twisting, are a constant source of annoyance. Repetitive twisting can result in broken cables that flop out of their connection. The UltraFocus 8000 uses a flat planar cable design that completely eliminates coiling, so your headphone cables won't tangle up. Oxygen-free cable technology enhances audio conductivity for stellar sound quality.
StrainGuard™
StrainGuard design protects the places where headphones take the most abuse. It includes a Kevlar core that provides extra tensile strength to the cables, preventing pull-aparts at common failure points, like transitions and connection points. In the UltraFocus 8000, all transitional connections are computer designed for perfect fit, to strengthen the points where they fail most.
Gold-plated 3.5 mm Connector
Designed to fit through the opening on all i-gadget cases.
Extra-long battery life
40 to 60 hours with normal ANC usage. Easy to see blinking low battery indicator. (Two AAA batteries included.)
Convenient 3-Button On-Ear Controller
3-button on-ear control & microphone lets you use your iPhone, iPod (and iPad) on the fly. Change tracks, volume, initiate play/pause or take a call (iPhone) without touching your player.
why you should consider this product
Tune out the world, tune in your music with Polk's UltraFocus Active Noise Canceling headphones. Polk has distilled 40 years of knowledge from our high-performance home speakers to craft a superb headphone listening experience. We believe the quality of the sounds you want to hear, your music, is more important than those sounds you want to cancel. That's why great audio is our highest priority. Whether airline, city street, gym or at home in front of your stereo, UltraFocus 8000 headphones perform to a level you've never before experienced in a noise canceling headphone.
technical specifications
Heaphone Specs | |
|---|---|
| Type | Active Noise Canceling |
| Style | Over Ear |
| Transducer Type | Dynamic Balance |
| Diameter | 40 mm |
| Input Connections | gold-plated 3.5 mm |
| Apple Remote | On-ear |
| Push-to-Hear | Yes |
| Built-In Microphone | Yes |
| External Attenuator | Yes (-10 dB) |
| Included Cables | 55-inch length |
| Electrical | |
| Max Sensitivity | 110 dB |
| Minimum Impedance | 32 Ohms |
| Total Frequency Response | 8 Hz - 28 kHz |
| Shipping | |
| Included Accessories | Protective case; 1/8" to 1/4" adaptor; Skype Adaptor; Airline Adaptor; Shit clip; Two AAA Batteries, Manual; Quick start guide | Warranty* |
| Parts Warranty | 1 year |
| Labor Warranty | 1 year |
*To ensure a valid warranty, Polk loudspeakers must be purchased through an Authorized Polk home or car loudspeaker Dealer (such as Amazon.com). (If you're not sure a dealer is "authorized," call Polk at 1-800-377-7655, and ask us.) The warranty is not transferrable, that means it applies only to the original purchaser. If you purchase your speakers from a private individual, that product is considered "used" and has NO factory warranty, no matter what the seller implies. The warranty is VOID if the serial number of the speaker has been removed or defaced. If you have any questions about your warranty coverage, or you think you need service, call Polk Customer Service at 1-800-377-7655. We’re here to help you get the most from your new speakers!
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