Soundcore by Anker Liberty 4 Pro True Wireless Noise-Canceling Earbuds A3954H31 Blue
Soundcore by Anker Liberty 4 Pro True Wireless Noise-Canceling Earbuds A3954H31 Blue
Experience matchless noise cancellation with the Soundcore by Anker Liberty 4 Pro earbuds. Seven sensors detect and reduce ambient noise from every angle, adapting to your environment every 0.3 seconds for a serene listening experience on planes, trains, or busy streets.
Enjoy studio-level high-fidelity audio driven by a 10.5mm dynamic driver and titanium-coated tweeter, while six microphones with AI noise reduction ensure crystal-clear calls. With super-fast charging, a 5-minute refuel provides 4 hours of playtime, and the intuitive charging case with a touch bar and display puts full control at your fingertips.
Key Features
| Brand | Soundcore by Anker |
| Model | Liberty 4 Pro |
| Color | Glossy Light Blue |
| Wearing Style | Dual Ear True Wireless Earbud |
| Earpiece Design | In-Ear (Intra-Aural) |
| Open/Closed-Back | Closed-Back |
| Sound Field | Stereo |
| Number of Drivers | 1 per Earpiece |
| Driver Type | Dynamic |
| Driver Size | 0.4″ / 10.5 mm |
| Impedance | 15.3 Ohms |
| Active Noise Cancellation | Yes |
| Frequency Response | 14 Hz to 40 kHz |
| Maximum Power Handling | 20 mW |
| Built-In Controls | Yes (Play/Pause, Volume, Virtual Assistant) |
| Sensors | Barometer |
| Built-In Mic | Yes |
| Noise Cancelling Microphone | Yes |
| Number of Voice Mics | 6 |
| Microphone Type | Electret Condenser |
| Wireless | Bluetooth 5.3 |
| Wireless Range | 32.8 ft / 10 m |
| Multipoint Support | No |
| Maximum Paired Devices | 1 |
| Audio Connector | No Wired Audio Support |
| Mobile App Compatible | Yes: Android & iOS, App Name: soundcore, Functionality: Adjust Settings, Setup |
| Runtime | 7.5 Hours (ANC On), 10 Hours (ANC Off) |
| Quick Charging Times | 5 Minutes for 4 Hours |
| Recharge Time (Earbuds) | 1.5 Hours |
| Battery Capacity (Earbuds) | 56 mAh |
| Additional Runtime with Charging Case | 30 Hours (ANC), 40 Hours (BT) |
| Recharge Time (Charging Case) | 2.5 Hours |
| Battery Capacity (Charging Case) | 580 mAh |
| Charging Input | USB-C |
| Wireless Charging | No |
| Environmental Resistance | Water-Resistant (IP55) |
| Product Type | True Wireless Earbuds |
| Connectivity Technology | Wireless |
| Form Factor | In-Ear |
Warranty
• 1 Year Limited Warranty*
* Warranty becomes null and void from electrical & power surges or power related issues.
What's included
• Soundcore by Anker Liberty 4 Pro True Wireless Noise-Canceling Earbuds – A3954HG1 – Glossy Light Blue
• Charging Case
• USB-C Charging Cable
• Eartip Pairs (XXS/XS/S/M/L/XL)
Frequently asked questions
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