🎧 Elevate your sound game with wireless freedom and marathon battery life!
The Sennheiser HD 4.40BT Wireless headphones combine Bluetooth 4.0 and aptX technology to deliver premium Hi-Fi sound with up to 25 hours of battery life. Featuring NFC for quick pairing, ergonomic ear pads for all-day comfort, and intuitive ear cup controls for seamless call and track management, these headphones offer versatile wireless and wired listening options. Designed for professionals and audiophiles alike, they provide excellent sound isolation and durable build quality, making them a reliable companion for work, travel, and leisure.
| ASIN | B01MSZSJE9 |
| Additional Features | Noise Isolation |
| Age Range Description | Adult |
| Antenna Location | Travel, Exercising, Music, Gaming |
| Audio Driver Type | Dynamic Driver |
| Battery Average Life | 25 hours |
| Battery Charge Time | 25 hours |
| Best Sellers Rank | #503,029 in Electronics ( See Top 100 in Electronics ) #7,150 in Over-Ear Headphones |
| Bluetooth Range | 10 meters |
| Bluetooth Version | 4 |
| Brand Name | Sennheiser |
| Built-In Media | HD 4.40 BT Headset, carry pouch, charging cable, connecting cable, quick start guide |
| Cable Features | Without Cable |
| Carrying Case Color | Black |
| Carrying Case Material | Polymer |
| Color | Black |
| Compatible Devices | Cellphones, Desktops, Gaming Consoles, Laptops, Motorcycles, Smart Speaker, Tablets, Telephones, Television |
| Connectivity Technology | Bluetooth/NFC/Wired |
| Control Method | Touch |
| Control Type | Intuitive ear cup mounted controls |
| Controller Type | Integrated Ear Cup Controls |
| Customer Package Type | soft/cushioned pouch |
| Customer Reviews | 4.3 4.3 out of 5 stars (9,152) |
| Earpiece Shape | around ear |
| Enclosure Material | polymer |
| Frequency Range | 22000 Hz |
| Frequency Response | 22000 hertz |
| Global Trade Identification Number | 00615104266957, 04044155204711 |
| Headphone Folding Features | Over Ear |
| Headphone Jack | 3.5 mm Jack |
| Headphones Ear Placement | Over Ear |
| Impedance | 18 ohm |
| Item Type Name | Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black;Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black |
| Item Weight | 450 g |
| Manufacturer | Sennheiser |
| Model Name | HD 4.40BT |
| Model Number | HD 4.40 BT |
| Noise Control | Sound Isolation |
| Number of Items | 1 |
| Sensitivity | 113 db |
| Series Number | 440 |
| Specific Uses For Product | Music, Travel |
| Style Name | Contemporary |
| Subject Character | no character |
| UPC | 615104266957 |
| Unit Count | 1 Count |
| Warranty Description | 1 year |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | Bluetooth, NFC |
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