| DESIGN AND DIMENSIONS | Sennheiser RS 40 | - |
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| Product Type | Headphones - wireless | - |
|---|---|---|
| Height | 10.5 cm | - |
| Width | 15.5 cm | - |
| Depth | 15.3 cm | - |
| Recommended Use | Home audio | - |
| Bluetooth Range (Operating Distance) | 100 m | - |
| SOUND QUALITY | Sennheiser RS 40 | - |
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| Headphones Form Factor | Full size | - |
|---|---|---|
| Headphones Technology | Dynamic | - |
| Connectivity Technology | Wireless | - |
| Sound Output Mode | Stereo | - |
| Frequency Response | 20 - 20000 Hz | - |
| Total Harmonic Distortion (THD) | 0.7% | - |
| Signal-To-Noise Ratio | 68 dBA | - |
| BATTERY AND CHARGING | Sennheiser RS 40 | - |
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| Battery Type | 1 x headphone battery rechargeable - Nickel Metal Hydride | - |
|---|---|---|
| Battery Life | 4 hour(s) | - |
| Power Device | Power adapter + battery charger - external | - |
| Included Qty | 1 | - |
| WIRELESS LINK | Sennheiser RS 40 | - |
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| Transmission Range | 100 m | - |
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| Modulation Type | FM | - |
| Radio Channel Qty | 3 | - |
| Radio Frequency Range | 925 - 926.5MHz | - |
| CONNECTIONS | Sennheiser RS 40 | - |
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| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
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| OTHERS | Sennheiser RS 40 | - |
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| Included Accessories | Transmitter unit, 6.3 mm (1/4") stereo adapter | - |
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