| DESIGN AND DIMENSIONS | Poly - Plantronics M 143-N2 | - |
|---|
| Product Type | Headset - wired | - |
|---|---|---|
| Colour | Silver | Metallic silver | - |
| Body Material | Plastic | - |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Poly - Plantronics M 143-N2 | - |
|---|
| Headphones Form Factor | Over-the-ear mount | - |
|---|---|---|
| Headphones Technology | Dynamic | - |
| Connectivity Technology | Wired | - |
| Sound Output Mode | Mono | - |
| Frequency Response | 300 - 3300 Hz | - |
| Total Harmonic Distortion (THD) | 5% | - |
| Sensitivity | 15 dBV/Pascal | - |
| Impedance | 150 Ohm | - |
| MICROPHONE | Poly - Plantronics M 143-N2 | - |
|---|
| Type | Boom | - |
|---|---|---|
| Microphone Technology | Electret condenser | - |
| Microphone Operation Mode | Mono | - |
| Connectivity Technology | Wired | - |
| Frequency Response | 300 - 3300 Hz | - |
| Audio Input Details | Cardioid - 300 - 3300 Hz - Output Impedance 3.3 kOhm | - |
| Total Harmonic Distortion (THD) | 5% | - |
| Sensitivity | -55 dBV/Pascal | - |
| Impedance | 3.3 kOhm | - |
| Microphone Power Source Voltage (DC) | 3 V | - |
| Microphones Included | 1 | - |
| REMOTE CONTROL | Poly - Plantronics M 143-N2 | - |
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| Controls | Answer/end | - |
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| CABLE | Poly - Plantronics M 143-N2 | - |
|---|
| Cable Type | Headset cable - 1.2 m | - |
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| CONNECTIONS | Poly - Plantronics M 143-N2 | - |
|---|
| Connector Type | Headset (cellular phone connector) | - |
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| OTHERS | Poly - Plantronics M 143-N2 | - |
|---|
| Service & Support | Limited warranty - 1 year | - |
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