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Koss QZ900
Rs.21,600.00

Beyerdynamic DT 280 MK II
Rs.21,124.00
Brand
Koss
Beyerdynamic
Model No
QZ900
DT 280 MK II
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
Over Ear
Over Ear
 
Magnet Type
Neodymium
Dynamic
Driver Diameter
NA
NA
Impedance
32 Ohms
250 ohm
Sensitivity
100 dB/mW
100 dB SPL
Frequency Response
20 Hz - 20000 Hz
10 - 30.000 Hz
Maximum Power Input
NA
100 mW
Noise Cancelling
Yes
NA
 
Available Colors
Black
Black
Connector Plating
3.5 mm Gold Plated Jack
3.5 mm Gold-Plated Stereo Jack
Cable
1.2 m
Tangle Resistant Cable
Weight
NA
170 g
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
Made in Germany.
Available Variations
DT 280 MK II / 80 ohms
DT 280 MK II / 250 ohms 
More flexible, swivelling gooseneck for optimum positioning.
High-performance neodymium magnet system for excellent playback precision.
Single-ear headset with dynamic microphone for broadcast and intercom ( closed ).
High-quality dynamic microphone with hypercardioid characteristic ( very high feedback prevention ).
All versions of the DT 280 are supplied without a connection cable. Please order the desired connection cable at the same time.

Compare Koss QZ900 with:

Compare Beyerdynamic DT 280 MK II with:

Key Differences

Impedance levels vary (32 Ohms vs 250 ohm), which can affect compatibility and audio output when used with different devices. The frequency response differs (20 Hz - 20000 Hz vs 10 - 30.000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Koss QZ900 and Beyerdynamic DT 280 MK II are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. There is a noticeable difference in weight (NA vs 170 g), which may affect comfort during extended use. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Koss QZ900 and Beyerdynamic DT 280 MK II offer different noise cancellation capabilities (Yes vs NA), which can impact how effectively they block external noise.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.

Top Differences

  • Noise Cancelling: Yes vs NA
  • Weight: NA vs 170 g
  • Impedance: 32 Ohms vs 250 ohm