| DESIGN AND DIMENSIONS | Poly - Plantronics .Audio 550 DSP | - |
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| Product Type | Headset - wired | - |
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| Recommended Use | Computer | - |
| SOUND QUALITY | Poly - Plantronics .Audio 550 DSP | - |
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| Headphones Form Factor | Full size | - |
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| Connectivity Technology | Wired | - |
| Sound Output Mode | Stereo | - |
| Frequency Response | 20 - 20000 Hz | - |
| Sensitivity | 34 dBV/Pascal | - |
| Impedance | 28 Ohm | - |
| Diaphragm | 40 mm | - |
| Magnet Material | Neodymium | - |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly - Plantronics .Audio 550 DSP | - |
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| Type | Boom | - |
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| Microphone Technology | Electret condenser | - |
| Microphone Operation Mode | Mono | - |
| Frequency Response | 100 - 10000 Hz | - |
| Sensitivity | -38 dBV/Pascal | - |
| Impedance | 3 kOhm | - |
| REMOTE CONTROL | Poly - Plantronics .Audio 550 DSP | - |
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| Controls | Volume | - |
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| CABLE | Poly - Plantronics .Audio 550 DSP | - |
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| Cable Type | Headset cable | - |
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| CONNECTIONS | Poly - Plantronics .Audio 550 DSP | - |
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| Connector Type | USB (4 PIN USB Type A) | - |
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| OTHERS | Poly - Plantronics .Audio 550 DSP | - |
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| Included Accessories | USB sound card | - |
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| Service & Support | Limited warranty - 2 years | - |
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