BACKWIN B870 Wired Earbuds: High Fidelity Sound Quality
Ever craved that deep, punchy bass and crystal-clear highs without breaking the bank? These wired earbuds deliver just that, thanks to a subwoofer paired with four speakers—because why settle for less when you can have it all? And with their ergonomic 45° tilt and three sizes of soft earplugs (because one size does not fit all), they’re like a cozy bed for your ears, whether you’re cramming for exams or just crammed into economy class.
Durability meets style with these buds. Crafted from lightweight metal and decked out with CNC metal trimming, they’re tough enough to survive your backpack but sleek enough to turn heads. The cable? It’s been bent, twisted, and tortured in testing (thousands of times, to be exact) and lived to tell the tale. Plus, with a mic and volume controls at your fingertips, you’re always in command—whether you’re telling your boss you’re on mute or telling your playlist to pump up the jam.
Got a device with a 3.5mm jack? Then you’re good to go. These earbuds play nice with phones, tablets, even that ancient laptop you refuse to part with. And with a promise of quality and after-sales support that’s as solid as the bass they deliver, you can buy without that nagging ‘what if’ in the back of your mind.
Features
- Comfortable to wear
- Elaborate processing
- Easy to use
- Strict testing and quality assurance
- High Fidelity Sound Quality
General specs
- Brand: BACKWIN
- Model: B870
- Seller: Amazon
- ID: B0DNM11DTJ
- Noise Control: Sound Isolation
- Frequency Response: 20000 Hz
- Sensitivity: 103 dB
- Headphones Jack: 3.5 mm Jack
- Connectivity Technology: Wired
- Material: Metal
- Compatible Devices: Cellphones, Tablets, Gaming Consoles, Telephones, Laptops
- Frequency Range: 20 Hz - 20000 Hz
- Audio Driver Type: Dynamic Driver
- First listed by seller: 6/6/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Price History for seller Amazon
Shipping options
Russia
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| Brand | BACKWIN | Amazon Basics | Simple Happy Life | JBL | HUOMU | Sweet Butterfly |
| Model | B870 | 17E13BK | C100SI | EJ-1 | ||
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| Price | $14.95 | $9.99 | $9.04 | $8.99 | $11.99 | $9.06 |
| Seller | Amazon | Amazon | Joom | Gshopper | Amazon | Joom |
| Update | Dec 6, 2025 | Dec 6, 2025 | Dec 7, 2025 | Jul 25, 2024 | Dec 6, 2025 | Dec 7, 2025 |
| Headphones Jack | 3.5 mm Jack | 3.5 mm Jack | 3.5 mm Jack | |||
| Connectivity Technology | Wired | Wired | Wired | |||
| Material | Metal | Acrylonitrile Butadiene Styrene (ABS) | Plastic | |||
| Compatible Devices | Cellphones, Tablets, Gaming Consoles, Telephones, Laptops | Compatible with any device with a 3.5mm jack, including Android and IOS smartphones; devices without a 3.5mm jack, like the iPhone 7, 8, 10, and Pixel 2, require an adapter | Cell Phones, Laptops, Computers, iPad or Any Device with 3.5mm Interface | |||
| Frequency Range | 20 Hz - 20000 Hz | 20 Hz - 20 kHz | 20 Hz - 20 kHz | |||
| Control Type | Call Control | Touch control | Touch control | |||
BACKWIN B870 High Fidelity Sound Quality
Reviews
Sledge
June 8, 2025
Anna Weber
June 8, 2025
Pearl
June 7, 2025
Carlos Wiśniewski
June 7, 2025