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Specification
Koss QZ900 Koss QZ900
Rs.21,600.00
Price
Rs.21,357.90
Rs.21,600.00
Brand
Audio Technica
Koss
Model No
ATH-MSR7b
QZ900
Wired / Wireless
Wired Headphone Specification
Wired Headphone Specification
Headphone Type
Over Ear
Over Ear
Magnet Type
Dynamic
Neodymium
Driver Diameter
45 mm
NA
Impedance
36 Ohms
32 Ohms
Sensitivity
101dB/mW
100 dB/mW
Frequency Response
5Hz - 50KHz
20 Hz - 20000 Hz
Maximum Power Input
2000 mW
NA
Noise Cancelling
Sound Isolation
Yes
Available Colors
Black, Grey
Black
Connector Plating
3.5 mm Gold-Plated
3.5 mm Gold Plated Jack
Cable
Straight Y-Type Cables
1.2 m
Weight
237 GM
NA
Other Features
Aluminum housing structure reduces unwanted vibration.
Soft memory foam earpads and headband for ultimate comfort.
Lightweight design and optimized lateral pressure provide long time wearing comfort.
Renewal of the award-winning ATH-MSR7 adds audiophile option of a balanced connection.
Proprietary 45 mm True Motion Drivers ( with diamond-like carbon coated diaphragms ) are capable of Hi-Res Audio reproduction.
Stainless steel acoustic mesh resistor provides improved high-frequency response, while bass acoustic resistor delivers accurate low-frequency response.
Multi-layer Air Damping Technology, comprised of a layered housing and triple-vent system, reduces unwanted vibration and controls the airflow for superior audio clarity.
Straight Y-type cable style for ideal balanced connection (Two detachable 1.2 m ( 3.9' ) straight Y-type cables with A2DC ( Audio Designed Detachable Coaxial ) connectors at the headphones - one with a 4.4 mm 5-pole balanced mini-plug, the other with a 3.5 mm 3-pole stereo mini-plug ).
- 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
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Top Differences

  • Noise Cancelling: Yes vs Sound Isolation
  • Driver Size: NA vs 45 mm
  • Weight: NA vs 237 GM
  • Impedance: 32 Ohms Vs 36 Ohms
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