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| Brand | PLANTRONICS |
|---|---|
| Series | Audio 90 |
| Headphone Frequency Response | 20Hz-20KHz |
|---|---|
| Headphone Input Impedance | 28 ohm |
| Headphone Sensitivity | 112dB S.P.L. at 1KHz |
| Connector | 3.5mm |
| Ear Coupling | Circumaural |
| Cord Length | 8.0 ft. - 10.0 ft. |
| Microphone Impedance | ~3K ohm |
|---|---|
| Microphone Frequency Response | 100Hz-10KHz |
| Features | Full-range stereo sound with maximum bass, Superior speech recognition microphone, QuickAdjust microphone for perfect placement |
|---|
| First Listed on Newegg | April 12, 2004 |
|---|