Dual dynamic drivers deliver clear sound
Spatial audio creates immersive listening environments
Heart rate sensor tracks health metrics
Bluetooth version five point three connection
Wireless charging case supports power replenishment
| Specification | Details |
| Model | Liberty 4 (A3953) |
| Brand | Anker Soundcore |
| Design Type | True Wireless In-Ear Earbuds |
| Acoustic Architecture | ACAA 3.0 (Astria Coaxial Acoustic Architecture) |
| Driver Configuration | Dual Dynamic Drivers (9.2mm + 6.2mm Coaxial Alignment) |
| Audio Technology | Spatial Audio (Movie & Music Modes with Dynamic Head Tracking), HearID Sound 2.0 |
| Supported Audio Codecs | LDAC, AAC, SBC |
| Frequency Response | 20 Hz - 40 kHz |
| Active Noise Cancellation | HearID ANC (Adaptive Active Noise Cancelling) |
| Health Monitoring Sensor | In-Ear Heart Rate Sensor (via Soundcore Wellness app) |
| Bluetooth Version | Bluetooth 5.3 |
| Multipoint Connection | Dual Device Connectivity (Simultaneous pairing) |
| Microphones | 6 Mics (3 per earbud) with Uplink Noise Reduction |
| Playtime (Normal Mode) | Up to 9 hours (Earbuds) / Up to 28 hours (With Charging Case) |
| Playtime (Spatial Audio On) | Up to 5 hours (Earbuds) / Up to 15 hours (With Charging Case) |
| Playtime (ANC Mode On) | Up to 7 hours (Earbuds) / Up to 24 hours (With Charging Case) |
| Fast Charging | 15 minutes charge provides up to 3 hours of playtime |
| Charging Interface | USB Type-C, Qi-Certified Wireless Charging |
| Waterproof Rating | IPX4 (Earbuds only, sweat and splash resistant) |
| Control Type | Squeeze Controls (Force Sensors on stems) |
| App Support | Soundcore App (Custom EQ, HearID profile, health metrics tracking) |
| Ear Tip Type | CloudComfort Ear Tips (Dual-layer structure) |
The Anker Soundcore Liberty 4 is a true wireless earbud designed for daily commuters and active music listeners. These compact earbuds deliver detailed sound using a dual dynamic driver acoustic system. Fitness enthusiasts can track their heart rate conveniently while running or working out. Busy professionals will appreciate the clear microphone quality during daily phone calls. It is a premium audio accessory for users seeking smart features and balanced sound output.
Dual dynamic drivers align sound frequencies to deliver clear audio details across various music genres.
Spatial audio tracks your head movements to create an immersive listening environment for movies.
Our ankergadgets team used the built-in heart rate sensor to monitor health metrics during workouts.
Bluetooth version five point three ensures stable wireless connectivity without sudden audio drops outdoors.
The charging case supports fast USB-C cable replenishment and convenient wireless charging pads.
Our ankergadgets team tested these wireless earbuds extensively during daily office hours and outdoor commutes. We found that the dual dynamic drivers produce significantly clearer instrument separation than single-driver alternatives. The spatial audio feature creates a wide soundstage that enhances video watching on mobile devices. Our staff also verified that the touch controls respond accurately without registering accidental palm taps. These hands-on observations confirm the practical audio performance you can expect during daily use.
Previous buyers who purchased these earbuds share positive feedback regarding their daily reliability and comfort. Users frequently mention that the soft silicone tips fit securely in the ear without causing fatigue. Commuters appreciate how quickly the case charges before heading out for morning travel routines. Others note that the call clarity remains high even in busy traffic environments. These real customer experiences highlight the practical benefits you receive from this model.
You can purchase authentic Anker products directly from our physical store location in Bangladesh. Our ankergadgets team provides reliable customer support to assist you with any device inquiries. We stock genuine items sourced directly from authorized channels to ensure proper build quality. Visit our retail shop or order online to get your new earbuds safely delivered.
Only approved reviews are published.
No approved reviews yet. Be the first to share your experience.
Questions and answers appear after backend approval.
No published questions yet. Ask the first question.
Products you view will appear here.
আপনার প্রয়োজনীয় সহায়তার জন্য আমরা এখানে আছি!
YOUR CART
Add a product to see it here.
