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Specification
Price
Rs.5,900.00
Rs.5,850.00
Brand
Koss
Koss
Model No
Porta Pro® Headset
QZ-99
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
On Ear
Over Ear
Magnet Type
Dynamic
Neodymium
Driver Diameter
40 mm
NA
Impedance
60 Ohms
60 Ohms
Sensitivity
101 dB SPL
102 dB/mW
Frequency Response
15Hz - 25KHz
40 Hz - 20000 Hz
Maximum Power Input
NA
NA
Noise Cancelling
Active Noise Cancellation
Yes
Available Colors
Black, Blue, Red, Green, Pink, Yellow, Orange, Purple
Black
Connector Plating
3.5 mm Jack
3.5 mm Gold Plated Jack
Cable
4-Foot Attached Cable
2.5 m
Weight
71 GM
NA
Other Features
Foldable Design : The ultimate portable headset with foldable headband for protective storage.
Cancel Everything : be heard clearly at home or in the office with the noise cancelling electret microphone.
Simple Connection : Easily connects the Porta Pro communication headset to a computer or desk phone using the 3.5mm TRRS plug
- 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
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Top Differences

  • Driver Size: NA vs 40 mm
  • Weight: NA vs 71 GM
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