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- Designed for deep bass performance
- Comfortable, secure fit with adjustable headband and multi-pivoting earplates
- Two adjustable temporal-comfort zone pads shift the pressure and perfectly balance the ear plates on your ear
- Collapsible for maximum portability, includes carrying case
- Connector Type: 1 x Headphones (mini-phone stereo 3.5 mm)
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- The Sound of Koss - New Colorway, same classic Porta Pro sound
- Stay Connected - Take calls and control your music with the in-line microphone, remote & attenuating volume control
- Perfect Portability - Porta Pro Limited Edition includes a branded hard-shell case for easy transport
- Collapsible Design - The ultimate portable headphones with a collapsible headband design for protective storage
- Limited Lifetime Warranty
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- Connectivity Technology: Wired
- Sport clip design fits neatly around each ear, with pivoting earplates for a comfy fit
- Titanium-coated drivers deliver accurate sound reproduction with little distortion
- Neodymium iron boron magnets offer deep bass performance for an extended frequency response
- Cord measures four feet long; L-shaped 3.5 mm plug
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- Adjustable headband for comfort and secure fit
- 3.5mm plug and 4 ft. cord
- Deep base response
- Frequency response 80-18,000 hz, 91db SPL sensitivity
- 32 Ohms
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- Wireless Bluetooth On-Ear Headphones, Bluetooth 4.1 with apt-X
- 12+ Hour Battery Life (recharageable), Oxygen free copper voice coils and dynamic elements allow the headphones to deliver rich bass and a remarkably wide frequency response
- In-Line Controls (Play/Pause, Start/Stop, Volume, Answer/End, etc.), Integrated Microphone
- Comfort Zone setting on temporal pad, Collapsible design for compact storage
- Porta Pro Hard Case included, 1-Year Limited Warranty
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- Frequency Response - 15-25,000 Hz and Impedance - 60 ohms
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- Frequency Response - 18Hz-24kHz and Impedance - 16 ohms
- High fidelity stereophone utilizes neodymium rare earth magnet and 16 micron mylar element for deep bass and treble clarity
- Flexible headband with sling allows for easy, single sided listening and maximum durability
- Straight, single-entry, 8-foot cord for home and portable use
- Includes 1/8-inch and 1/4-inch stereo plugs for home and portable use
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- High-Resolution dynamic audio drivers deliver spacious sound & deep bass
- All-new rugged cord and plug with In-line microphone & remote and spring reinforced strain relief
- The all-new patented suspension is designed for personalized comfort & extended use
- Lightweight & portable with adjustable headband, Perfect for any situation
- Limited Lifetime Warranty
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- NEW: In-line microphone, NEW: 1-touch remote, NEW: Rugged cable system, NEW: Spring reinforced strain relief
- The ultimate portable on-ear headphones. Comfort Zone setting on temporal pad for comfortable secure fit.
- The ultimate active headphones with a collapsible headband design for protective storage
- Dynamic element for extended frequency response, Oxygen-free copper voice coils deliver deep bass and signal clarity
- Koss LIMITED LIFETIME WARRANTY
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- Open-Back, On-Ear Design
- Ultra Lightweight, Stealth Grey Stainless Steel Chassis
- Audiophile Sound Performance
- Soft, Foam Ear Cushions
- 3.5mm Utility Cord Included