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Specification
Price
Rs.5,850.00
Rs.5,900.00
Brand
Koss
Koss
Model No
QZ-99
Porta Pro Limited Edition Rhythm Beige
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
Over Ear
On Ear
Magnet Type
Neodymium
Dynamic
Driver Diameter
NA
40 mm
Impedance
60 Ohms
60 Ohms
Sensitivity
102 dB/mW
101 dB SPL
Frequency Response
40 Hz - 20000 Hz
15Hz - 25KHz
Maximum Power Input
NA
NA
Noise Cancelling
Yes
Sound Isolation
Available Colors
Black
Grey
Connector Plating
3.5 mm Gold Plated Jack
3.5mm Gold-Plated Stereo
Cable
2.5 m
4-Foot Wired Cable
Weight
NA
60 GM
Other Features
- Neodymium magnet structures deliver outstanding clarity and definition
- Closed Pneumaliteâ„¢ ear cushions and extra-secure headband seal ears, eliminate all ambient noise
- Volume control on ear cup allows easy level adjustment
- Stereo/mono switch extends user flexibility
- Includes 8 foot, coiled, single-entry cord with 3.5 mm plug and 6.3 mm adapter
- Covered under the Koss Stereo phones Limited Lifetime Warranty
Comfort Zone : Adjustable headband and temporal pads.
Perfectly Portable : Unique collapsible design and included carrying case.
Legendary Design : A perfect blend of high-fidelity audio and nostalgic style.
Modern Performance : Answer/end calls and control your music with in-line microphone and remote.
1984 : For over 40 years Porta Pro continues to be one of the most recognized headphones around the world.
Legendary Sound : Experience breathtaking audio with deep bass, crisp highs and a full midrange from 15-20,000 Hz.
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Top Differences

  • Noise Cancelling: Yes vs Sound Isolation
  • Driver Size: NA vs 40 mm
  • Weight: NA vs 60 GM
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