| DESIGN AND DIMENSIONS | Sony MDR RF4000K | - |
|---|
| Product Type | Headphones - wireless | - |
|---|---|---|
| Weight | 300 g | - |
| Colour | Black | - |
| Recommended Use | Home audio | - |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Sony MDR RF4000K | - |
|---|
| Headphones Form Factor | Full size | - |
|---|---|---|
| Connectivity Technology | Wireless | - |
| Sound Output Mode | Stereo | - |
| Frequency Response | 10 - 22000 Hz | - |
| Diaphragm | 40 mm | - |
| REMOTE CONTROL | Sony MDR RF4000K | - |
|---|
| Controls | Volume | - |
|---|
| CABLE | Sony MDR RF4000K | - |
|---|
| Cable Type | Headphones cable | - |
|---|
| BATTERY AND CHARGING | Sony MDR RF4000K | - |
|---|
| Battery Type | Battery - AAA type - rechargeable - Nickel Metal Hydride | - |
|---|---|---|
| Battery Capacity | 550 mAh | - |
| Battery Life | 10 hour(s) | - |
| Power Device | Power adapter - external | - |
| Included Qty | 2 | - |
| WIRELESS LINK | Sony MDR RF4000K | - |
|---|
| Transmission Range | 30 m | - |
|---|---|---|
| Modulation Type | GFSK | - |
| Radio Frequency Range | 10 - 24000Hz | - |
| CONNECTIONS | Sony MDR RF4000K | - |
|---|
| Connector Type | Audio input | - |
|---|
| OTHERS | Sony MDR RF4000K | - |
|---|
| Included Accessories | RF transmitter | - |
|---|
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