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fullspecs
Specification
Koss QZ900 Koss QZ900
Rs.21,600.00
Price
Rs.21,600.00
Rs.20,999.00
Brand
Koss
SHURE
Model No
QZ900
SRH840A
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
Over Ear
Over Ear
Magnet Type
Neodymium
Dynamic, Neodymium
Driver Diameter
NA
40 mm
Impedance
32 Ohms
40 ohm
Sensitivity
100 dB/mW
97 dB/mW
Frequency Response
20 Hz - 20000 Hz
5 Hz - 25000 Hz
Maximum Power Input
NA
500 mW
Noise Cancelling
Yes
CVC
Available Colors
Black
Black
Connector Plating
3.5 mm Gold Plated Jack
3.5 mm Gold Plated Stereo Plug
Cable
1.2 m
Tangle Resistant Cable
Weight
NA
273 Gm
Other Features
- Revolutionary Active Noise Reduction (ANR) headphone system reduces harmful and annoying low frequency sounds in noisy environments
- Closed leatherette ear cushion for added passive noise reduction
- Cord unplugs to enjoy passive and active noise cancellation wirelessly
- Straight single-entry 4 foot cord with in-line volume control
- Fold flat for portability; carrying case included
- Covered under the Koss Stereophones Limited Lifetime Warranty
Sleek, durable design looks great on camera and withstands the rigors of everyday wear.
Detachable locking cable securely locks cable into ear cup and enables easy replacement.
Precisely tailored frequency response delivers rich bass, clear mid-range and extended highs.
Premium, padded headband provides ergonomic fit for superior comfort over extended periods.
Closed-back, circumaural design rests comfortably over the ears and reduces background noise.
Matched 40mm dynamic neodymium drivers offer natural and well-balanced frequency response with low distortion.
Includes additional detachable straight cable, carrying bag, threaded ¼” (6.3 mm) gold-plated adapter and two-year warranty.

Top Differences

  • Noise Cancelling: Yes vs CVC
  • Driver Size: NA vs 40 mm
  • Weight: NA vs 273 Gm
  • Impedance: 32 Ohms Vs 40 ohm