Sennheiser HD 4.40BT Over-Ear Wireless Headphones - Black - Perfect Condition
Enjoy immersive audio in a sleek black design; the Sennheiser HD 4.40 BT delivers closed‑circuit sound, foldable comfort, and Bluetooth 4.0 for wireless freedom while a 3.5 mm jack keeps wired options open. The Li‑Po battery offers up to 25 hours of playback with quick charging, and an omnidirectional mic ensures clear calls.
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| Brand | Sennheiser |
| EAN | 4044155204711 |
| ASIN | B01MSZSJE9 |
| Model | HD 4.40 BT |
| MPN | HD 4.40 BT |
| SKU | HD 4.40 BT |
| Acoustic system | Gesloten |
| Battery technology | Lithium-Polymeer (LiPo) |
| Bluetooth | Ja |
| Bluetooth profiles | APT-X |
| Bluetooth version | 4.0 |
| Brand compatibility | Universeel |
| Cables included | Audio (3,5 mm) |
| Colour | Zwart |
| Connectivity technology | Bedraad |
| Ear coupling | Circumaural |
| Headphone frequency | 18 - 22000 Hz |
| Headphone sensitivity | 113 dB |
| Headset type | Stereofonisch |
| Impedance | 18 Ohm |
| Microphone direction type | Omnidirectioneel |
| Microphone frequency | 100 - 10000 Hz |
| Number of products included | 1 stuk(s) |
| Total Harmonic Distortion THD | 0,5 procent |
| Volume control | Digitaal |
| Wearing style | Hoofdband |