The Liberty 4 Pro feature 7 sensors (6 audio, 1 barometric) to capture noise from every angle. Enjoy 3 times stronger noise reduction and automatic recalibration every 0.3 seconds for continuous adaptation to any environment. Ideal for flights, they offer up to 178% enhanced noise cancellation during changes in air pressure.
Playback Time: 40 Hours
Bluetooth Version: 5.3
Manufacturer: ANKER
Waterproof Rating: IPX5
- Premium Noise Cancellation: 7 sensors, including 6 microphones and 1 barometric pressure sensor.
- Adaptive Audio Experience: These wireless headphones adapt to your environment every 0.3 seconds, ensuring optimal and smooth noise reduction.
- Immersive Sound Quality: With advanced ACAA acoustic architecture, 10.5mm bass driver, and digital crossover.
- Long-Lasting Battery: 5C battery charges 2 times faster, offers up to 10 hours of playback between charges, extendable to 40 hours with the case.
- Charging Port: USB Type-C
- True Wireless: Yes
- Wireless Charging: Yes
Precise Noise Cancellation with 7 Sensors
The Liberty 4 Pro feature 7 sensors (6 audio, 1 barometric) to capture noise from every angle. Enjoy 3 times stronger noise reduction and automatic recalibration every 0.3 seconds for continuous adaptation to any environment. Ideal for flights, they offer up to 178% enhanced noise cancellation during changes in air pressure.
Hi-Fi Sound with Rich Detail
Immerse yourself in crystal-clear, rich sound thanks to the enhanced ACAA acoustic architecture, a 10.5mm bass driver, a titanium-coated tweeter, and a digital crossover. They support Hi-Res Audio Wireless and the LDAC codec (compatible only with Android) for data transmission three times greater than the standard SBC codec.
Ultra-Fast Charging & Long Battery Life
They charge 2 times faster than previous models. Just 5 minutes of charging offers 4 hours of playback, while the total battery life reaches 10 hours on a single charge, extending to 40 hours with the case.
Crystal Clear Calls Everywhere
With 6 microphones and AI noise reduction technology, your voice remains clear even in crowded environments. The EasyChat feature allows you to have face-to-face conversations without any issues.
Resistance to Drops and Splashes IPX5
The headphones are resistant to water and sweat, ensuring clear and reliable sound in all conditions, even in the rain or during exercise.
Precise Touch Control from the Case
Adjust the noise cancellation levels at any time with a simple 'swipe' on the touch screen of the charging case, offering immediate and intuitive control.
Dimensions
- Type
- In-ear
- Operating Time
- 10 hrs
- Operation Time with Charging Case
- 30 hrs
- Without Cable
- Yes
- Double Headphone
- Yes
- Colour
- Blue
Additional Specifications
- Multipoint Pairing
- Yes
- Charging Case
- Yes
- Sweat Resistance
- Yes
- Active Noise Cancellation
- Yes
- Fast Charging
- Yes
- Microphone Noise Reduction
- Yes
- Voice Control
- No
- Hi-Res
- Yes
- Wireless Charging
- No
- Spatial Audio
- Yes
- LE Audio
- No
- Hybrid Active Noice Cancellation
- Yes
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.