🎧 Elevate your audio game with Liberty 4 NC — where silence meets sound perfection.
The soundcore Liberty 4 NC earbuds by Anker combine industry-leading 98.5% noise cancellation with adaptive ANC 2.0 technology, delivering personalized, high-resolution sound through 11mm drivers and LDAC wireless streaming. With an impressive 50-hour battery life, wireless charging, IPX4 water resistance, and advanced 6-mic AI call clarity, these earbuds are engineered for professionals who demand premium audio performance and seamless connectivity on the go.
| Noise Control | Active Noise Cancellation |
| Headphones Jack | 3.5 mm Jack |
| Model Name | A3947 |
| Connectivity Technology | Wireless |
| Wireless Communication Technology | Bluetooth |
| Included Components | Cable, Ear Cushions, soundcore by Anker Liberty 4 NC Wireless Earbuds |
| Age Range (Description) | Adult |
| Material | Plastic |
| Specific Uses For Product | Travel, Music, Call |
| Recommended Uses For Product | Calls, listen to music |
| Compatible Devices | Mobile phones, desktops, laptops, tablets |
| Control Type | Touch Control |
| Cable Feature | Without Cable |
| Item Weight | 45 g |
| Water Resistance Level | Water Resistant |
| Frequency Range | 20 Hz - 20,000 Hz |
| Net Quantity | 1.00 Count |
| Style | Sporty and modern |
| Control Method | Touch |
| Number of Items | 1 |
| Controller Type | Touch |
| Battery Life | 30 Hours |
| Audio Driver Type | Dynamic Driver |
| Bluetooth Range | 10 Metres |
| Bluetooth Version | 5.3 |
| Carrying Case Material | Aluminum |
| Carrying Case Color | Navy Blue |
| Audio Driver Size | 11 Millimetres |
| Earpiece Shape | Rounded tips |
| Is Autographed | No |
| Series number | 3947 |
| Number of USB 2 Ports | 1 |
| UPC | 194644133962 194644132286 194644132101 |
| Manufacturer | Anker Innovations Limited, Anker Innovations Limited |
| Model | A3947 |
| Product Dimensions | 10.8 x 10.8 x 5.5 cm; 45.36 g |
| Batteries | 1 C batteries required. (included) |
| Item model number | A3947 |
| Special Features | 6 mics+49dB ANC, Adaptive Active noise cancellation 2.0, Hi-Res Audio, Hi-Res Wireless Audio, IPX4 water resistant, LDAC |
| Power Source | Battery-Powered |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium Polymer |
| Cable feature | Without Cable |
| Form Factor | In Ear, In ear |
| Does it contain liquid? | No |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Anker Innovations Limited |
| Item Weight | 45.4 g |
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