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| Product | Sony Active Style | Sony EX Active Style (Black) | Sony MDR-AS50G Active  | Sennheiser OMX 680 Sports | Monster iSport Immersion (Blue) |
| Price | $13.97 to $88.18 | $23.65 to $108.89 | $44.99 to $103.32 | $19.46 to $69.95 | $179.99 |
| CNET editors' rating | 3 stars | 3.5 stars | 4 stars | Info unavailable | 4 stars |
| Average user rating | 3.5 stars | 2.5 stars | 2.5 stars | 0 stars | 5 stars |
| Release date | March 15, 2008 | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | The Sony MDR-AS20J Active Headphones are a suitable choice for MP3 player owners who simply want a more secure pair of earphones for the gym, but don't need better audio quality than that of stock earbuds. | The Sony MDR-AS40EX earphones are a good choice for fitness fiends with limited cash to spend and a preference for an earclip design. | The Sony MDR-AS50G Active Headphones offer an affordable price tag, a secure fit, and good sound quality--they're a fantastic option for gym addicts. | Info unavailable | The iSport Immersion headphones rank among the best wired in-ear sports headphone models out there in terms of fit and sound quality. |
| Product Description | Sony MDR AS20J - Headphones | Sony MDR AS40EX - Headphones | Sony MDR AS50G - Headphones | Sennheiser OMX 680 Sports | Monster iSport Immersion In-Ear Headphones with ControlTalk MH ISRT2 IE BL CT - Headset |
| Packaged Quantity | 1 | 1 | 1 | 1 | 1 |
| Product Type | Headphones - Wired | Headphones - Wired | Headphones - Wired | - Wired | Headset - Wired |
| Recommended Use | Portable audio system | Portable audio system | Portable audio system | Cellular phone Portable audio system | Info unavailable |
| Headphones Type | Headphones - Binaural | Headphones - Binaural | Headphones - Binaural | Binaural | Headset - Binaural |
| Connectivity Technology | Wired | Wired | Wired | Wired | Wired |
| Sound Output Mode | Stereo | Stereo | Stereo | Stereo | Stereo |
| Audio Specifications | Frequency Response 18 - 22000 Hz - Sensitivity 104 dB/mW - Impedance 16 Ohm | Frequency Response 10 - 23000 Hz - Sensitivity 100 dB/mW - Impedance 16 Ohm | Frequency Response 9 - 23000 Hz - Sensitivity 100 dB/mW - Impedance 16 Ohm | Frequency Response 18 - 20000 Hz - Sensitivity 120 dB - Impedance 16 Ohm | Info unavailable |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
| Buying choices | Prices from 6 stores |
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Sony Active Style compare
