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🎧 Elevate your audio game—where noise fades and focus thrives.
The soundcore by Anker Liberty 4 NC earbuds deliver industry-leading 98.5% adaptive noise cancellation, premium Hi-Res sound with 11mm drivers, and an impressive 50-hour battery life with wireless charging. Designed for professionals and commuters, these earbuds combine customizable sound profiles, stable Bluetooth 5.3 connectivity, and crystal-clear call quality in a comfortable, splash-resistant design—offering premium performance without the premium price.
| ASIN | B0BZV4QFP8 |
| Additional Features | Fast Charging |
| Age Range Description | Adult |
| Antenna Location | Listening, Travel, Office Work |
| Audio Driver Size | 11 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Battery Average Life | 50 Hours |
| Battery Charge Time | 2 Hours |
| Best Sellers Rank | #45 in Electronics ( See Top 100 in Electronics ) #7 in In-Ear Headphones |
| Bluetooth Range | 10 Meters |
| Bluetooth Version | 5.3 |
| Brand | soundcore |
| Built-In Media | Cable |
| Cable Features | Without Cable |
| Carrying Case Battery Average Life | 50 Hours |
| Carrying Case Battery Capacity | 800 Milliamp Hours |
| Carrying Case Battery Charging Time | 2 Hours |
| Carrying Case Color | Black |
| Carrying Case Height | 30.5 Millimeters |
| Carrying Case Length | 57.2 Millimeters |
| Carrying Case Material | Hard Plastic or Aluminum |
| Carrying Case Weight | 15 Grams |
| Carrying Case Width | 57 Millimeters |
| Color | Black |
| Compatible Devices | Phones, tablets, and laptops |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Media Control |
| Country of Origin | China |
| Customer Reviews | 4.2 4.2 out of 5 stars (25,514) |
| Earpiece Shape | Rounded |
| Enclosure Material | Plastic |
| External Testing Certification | / |
| Frequency Range | 20-20KHZ |
| Frequency Response | 20 KHz |
| Global Trade Identification Number | 00194644132125 |
| Headphone Folding Features | In Ear |
| Headphone Jack | No Jack |
| Headphones Ear Placement | Over Ear |
| Impedance | 10 Ohms |
| Is Autographed | No |
| Item Weight | 0.47 Pounds |
| Manufacturer | Anker |
| Model Name | A3947 |
| Model Number | A3947 |
| Noise Control | Active Noise Cancellation |
| Number of Items | 1 |
| Sensitivity | 102 dB |
| Series Number | 3947 |
| Specific Uses For Product | Music, Travel, Office Work |
| Style Name | In-ear |
| Subject Character | no character |
| Theme | No Theme |
| UPC | 194644126124 194644132125 |
| Unit Count | 2 Count |
| Warranty Description | 1 Year Manufacturer |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |
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