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soundcore · Phone, audio & charging
soundcore Liberty 4 Pro | Noise Cancelling True-Wireless Earbuds
Model / reference: A3954
Liberty 4 Pro puts noise-control adjustments on the charging case with a display and touch bar. A dual-driver arrangement, adaptive noise cancellation and six microphones support music and calls.
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PRODUCT DETAILS
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| Model / manufacturer reference | A3954 |
|---|---|
| Manufacturer model | A3954 |
| Reference SKU | A3954Z21 |
| Noise control | Adaptive noise cancellation; seven sensing elements |
| Drivers | 10.5 mm driver plus titanium-coated tweeter |
| Controls | Charging-case display and touch bar |
| Battery life | Up to 10 hours per charge; up to 40 hours with case |
| Fast charging | Manufacturer claim: 5-minute charge provides up to 4 hours playback |
| Calls | Six microphones |
Manufacturer information checked October 27, 2026. Verify configuration and included accessories in the final offer. Manufacturer warranties depend on eligibility and purchase channel.
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