Sony Wireless Comfort Headphones
Experience crisp audio in any setting with Sony’s wireless on‑ear headphones, offering a 100 m range, NiMH rechargeable battery, circumaural comfort, and a sleek head‑band for extended use.
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| Brand | Sony |
| EAN | 4905524950304 |
| ASIN | B07CYYX1R7 |
| Model | MDRRF811RK.CEK |
| MPN | MDRRF811RK.CEK |
| SKU | MDRRF811RK.CEK |
| AC adapter included | Yes |
| Acoustic system | Closed |
| Battery recharge time | 16 h |
| Battery technology | Nickel-Metal Hydride (NiMH) |
| Battery type | BP-HP550-11 |
| Charging source | AC |
| Color | 20 |
| Connectivity technology | Wireless |
| Driver unit | 4 cm |
| Ear coupling | Circumaural |
| Headphone frequency | 20 - 20000 Hz |
| Magnet type | Neodymium |
| Modulation | FM |
| Product Type | Headphones |
| Quantity | 1 |
| Receiver weight | 137 g |
| Rechargeable battery | Yes |
| Volume control | Rotary |
| Wearing style | Head-band |
| Weight | 270 g |
| Wireless range | 100 m |
| Wireless receiver interface | 3.5 mm |
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