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| Product | NuForce NE770X (Sky) | Nuforce NE-770X (Ice) | Koss 143396 Wireless System (Black) | Koss UR55 | Sennheiser CC 520 (with Ultra Noise-Canceling Microphone & Boom) |
| Price | $26.00 | $26.00 | $38.67 to $113.13 | $28.25 to $49.99 | $127.89 to $259.83 |
| CNET editors' rating | 3.5 stars | 3.5 stars | Info unavailable | Info unavailable | Info unavailable |
| Average user rating | 0 stars | 4.5 stars | 0 stars | 3.5 stars | 0 stars |
| Release date | Info unavailable | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | The impressive-sounding Nuforce NE-770 earphones are a very solid value at $49. | The impressive-sounding Nuforce NE-770 earphones are a very solid value at $49. | Info unavailable | Info unavailable | Info unavailable |
| Product Description | NuForce NE-770X - Headphones | NuForce NE-770X - Headphones | Koss HB 70 - Headphones | Koss UR 55 Studio Pulse - Headphones | Sennheiser CC 520 - Headset |
| Packaged Quantity | 1 | 1 | 1 | 1 | 1 |
| Product Type | Headphones - Wired | Headphones - Wired | Headphones - Wireless - Infrared | Headphones - Wired | Headset - Wired |
| Headphones Type | Headphones - Binaural | Headphones - Binaural | Headphones - Binaural | Headphones - Binaural | Headset - Binaural |
| Headphones Form Factor | In-ear | In-ear | Behind-the-neck mount | Full size | Full size |
| Connectivity Technology | Wired | Wired | Wireless - Infrared | Wired | Wired |
| Sound Output Mode | Stereo | Stereo | Stereo | Stereo | Info unavailable |
| Audio Specifications | Frequency Response 20 - 20000 Hz - Sensitivity 102 dB - Impedance 16 Ohm | Frequency Response 20 - 20000 Hz - Sensitivity 102 dB - Impedance 16 Ohm | Frequency Response 30 - 15000 Hz | Frequency Response 18 - 22000 Hz - Sensitivity 100 dB - Impedance 36 Ohm | Frequency Response 300 - 3400 Hz - Sensitivity 103 dB - Impedance 300 Ohm |
| Manufacturer Warranty | 1 year warranty | 1 year warranty | Limited lifetime warranty | Limited lifetime warranty | Info unavailable |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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NuForce NE770X compare (Sky)
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