- Basic Specifications - Active Noise Cancelling
- Yes
- Basic Specifications - Bluetooth
- Yes
- Basic Specifications - Built-in Microphone
- Yes
- Basic Specifications - Colour
- Blue
- Basic Specifications - EAN
- 194644132101
- Basic Specifications - Manufacturer's Part Number
- A3947G31
- Basic Specifications - Product Type
- In-ear
- Connectivity - Bluetooth
- Bluetooth 5.3
- Connectivity - Jack
- No
- Controls - Control compatibility
- - iOS- Android
- Controls - Control positioning
- Earbud
- Controls - Microphone
- Yes
- Controls - Playback / functions control
- Yes
- Controls - Volume control
- Yes
- Design features - Other features
- - Wear detection- HearID 2.0 Technology- Dynamic technology- MultiPoint Technology- Google Fast Pair- Volume limiting function
- Design features - Resistance
- Sweat & water resistant (IPX4 certified)
- Design features - True wireless
- Yes
- General - Box contents
- - Soundcore Liberty 4 Wireless Bluetooth Noise-Cancelling Earbuds- Charging case- USB Type-C charging cable- Ear tips x 4 (S, M1, M2, L)
- General - Manufacturer’s guarantee
- 1.5 years
- General - Weight
- 9 g
- Noise reduction - Active noise-cancelling
- Yes
- Noise reduction - Controllable noise-cancelling
- Yes
- Noise reduction - Passive noise-isolating
- No
- Noise reduction - Quick attention mode
- Yes
- Overview - Colour
- Navy blue
- Overview - Type
- In-ear
- Power - Battery
- Internal rechargeable battery
- Power - Battery life
- - Earbuds: Up to 10 hours- Total with charging case: Up to 50 hours
- Power - Charging method
- - Earbuds: Charging case- Charging case: USB Type-C or wireless charging
- Power - Charging time
- - Earbuds: 1.5 hours- Charging case: 3 hours via wall charger / 3.5 hours via wireless charger
- Power - Quick charge
- 4 hours battery life from 10 minutes charging
- Smart / lifestyle - App
- Soundcore app
- Smart / lifestyle - App compatibility
- - iOS- Android
- Smart / lifestyle - Heart rate monitor
- Yes
- Sound features - Certified for High-Resolution Audio
- Yes
- Sound features - Driver type
- Custom-made driver
- Sound features - Frequency response
- 20 - 40,000 Hz
- Sound features - Impedance
- 10 Ohms
- Sound features - Speaker diameter
- 11 mm