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| Product | Koss QZ-Pro Active | Bose Quiet Comfort 15 | Sony MDR-NC200D (Black) | Audio-Technica ATH-ANC1 QuietPoint | Audio-Technica ATH-M50 |
| Price | $42.99 to $49.43 | $299.00 to $299.99 | $119.00 to $241.24 | $79.95 to $81.53 | $159.00 to $159.99 |
| CNET editors' rating | Info unavailable | 4 stars | 3.5 stars | 3.5 stars | 4 stars |
| Average user rating | 3.5 stars | 4 stars | 4.5 stars | 0 stars | 4.5 stars |
| Release date | Info unavailable | August 21, 2009 | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | Info unavailable | While they're no bargain, the Bose QuietComfort 15s currently offer the best sound and silencing capabilities in a pair of noise-canceling headphones. | If you can't afford Bose's QuietComfort noise-canceling headphones, the attractively designed and more affordable Sony MDR-NC200Ds are worth your consideration. | The Audio-Technica QuietPoint ATH-ANC1 headphones are a great option for frequent fliers, thanks to their compact, lightweight design, noise cancellation functionality, and good overall sound quality. | The Audio-Technica ATH-M50 Professional Studio Monitor Headphones are among the best available for less than $200, offering excellent sound and build quality. |
| Product Description | Koss QZ PRO | Bose QuietComfort 15 Acoustic Noise Cancelling - Headphones | Sony MDR NC200D - Headphones | Audio-Technica ATH ANC1 QuietPoint | Audio-Technica ATH M50 - Headphones |
| Packaged Quantity | 1 | 1 | 1 | 1 | 1 |
| Product Type | - Wired | Headphones - Wired | Headphones - Wired | - Wired | Headphones - Wired |
| Headphones Type | Binaural | Headphones - Binaural | Headphones - Binaural | Binaural | Headphones - Binaural |
| Connectivity Technology | Wired | Wired | Wired | Wired | Wired |
| Sound Output Mode | Stereo | Stereo | Stereo | Stereo | Stereo |
| Audio Specifications | Frequency Response 40 - 20000 Hz - Sensitivity 90 dB - Impedance 32 Ohm | Info unavailable | Frequency Response 8 - 23000 Hz - Sensitivity 103 dB/mW - Impedance 68 Ohm | Frequency Response 10 - 20000 Hz - Sensitivity 105 dB - Impedance 130 Ohm | Frequency Response 15 - 28000 Hz - Sensitivity 99 dB - Impedance 38 Ohm |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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Koss QZ-Pro Active compare
