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Specification
Price
Rs.4,900.00
Rs.4,990.00
Brand
Koss
Sennheiser
Model No
Porta Pro Black
HD 400S
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
On Ear
Over Ear
Magnet Type
Dynamic
Dynamic
Driver Diameter
30 mm
9.7 mm
Impedance
60 Ohms
18 ohm
Sensitivity
101 dB SPL
100 dB SPL
Frequency Response
15Hz - 25KHz
18 Hz -20000 Hz
Maximum Power Input
NA
NA
Noise Cancelling
Sound Isolation
AMBIENT
Available Colors
Black
Black
Connector Plating
3.5mm Gold-Plated Stereo
3.5 mm, Angled
Cable
Straight, Dual Entry Cable
Tangle- Flat Cable
Weight
60 GM
217 Gm
Other Features
Perfectly Portable : Porta Pro features a unique collapsible design for easy storage and ultimate portability.
Comfort Zone : Adjustable headband and ComfortZone temporal pads provide a comfortable listening experience.
The oxygen free copper voice coils and dynamic elements allow the Porta Pro to deliver rich bass and a remarkably wide frequency response.
Looking for a modern look with a retro soul? Porta Pro black share's everything listeners love from the original, now in a sleek jet black colorway.
Legendary Design : The acclaimed Koss Porta Pro was introduced in 1984 and continues to be one of the most recognized headphones around the world.
The Sound of Koss : Koss engineered 60 Ohm drivers deliver remarkable high-fidelity audio at 15-25,000Hz producing deep bass, crisp highs and superior midrange.
Built-in microphone and remote for call and music control.
Sennheiser sound quality for a unique listening experience.
Lightweight, foldable headphones for easy on-the-go storage.
Closed-back around-ear headphones reduce unwanted background noise for your comfort.
Sennheiser’s dynamic drivers deliver a well-extended sound response with dynamic bass for a unique listening experience and closed-back around-ear headphones reduce unwanted background noise for your comfort.
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Top Differences

  • Noise Cancelling: AMBIENT vs Sound Isolation
  • Driver Size: 9.7 mm vs 30 mm
  • Weight: 217 Gm vs 60 GM
  • Impedance: 18 ohm Vs 60 Ohms
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