Advanced noise reduction system: reduce noise up to 98.5%
Adaptive ANC 2.0: adapts to your ears and environment in real time
11-mm drivers, Hi-Res Wireless and LDAC technology for sharp sound
Fully adjustable EQ: with Hear ID 2.0 for a customized sound profile
Battery: 10/50 hours of battery for long-term silent operation
Connectivity: Fast Pair and Bluetooth 5.3 multipoint connection
Water resistance: IPX4 against spills and rain
Microphones: 6 microphones and an AI algorithm enable crystal clear calls
Note: For more tips on pairing the Liberty 4 NC with a Samsung Galaxy S23 series mobile phone, please see the FAQ and video tutorial.




Advanced Noise Canceling SystemThe highly sensitive in-ear sound sensor, 11mm driver and innovative noise isolation chamber work in tandem to detect and cancel up to 98.5% of noise.Noise Isolation ChamberCarefully designed to work together with a custom-engineered driver to reduce distortion so that opposing sound waves reflect noise more accurately.11 mm driverIt has a unique curved design and specialized material to prevent louder ambient sounds.Highly sensitive ear sound sensorIt captures a wider range of sounds without distortion, so the algorithm can accurately identify and get rid of more types of external noise.



Adaptive ANC 2.0Adaptive Active Noise Cancellation 2.0 calculates in real time and adapts to your ear canals and the outside environment for maximum quietness. Customizable Ambient SoundTake control of your ambient sound with 5 levels of noise reduction, 2 transparency modes and 4 modes for traveling by plane, tram, bus and taxi.









Ultra Long Battery LifeEnsure non-stop entertainment with 10 hours of playback and 50 hours of battery life with case, 10-minute quick charge for 4 hours of music, and wireless charging. Clear calls with 6 microphones6 beamforming microphones and an artificial intelligence algorithm amplify your voice while reducing background noise so your voice always cuts through. IPX4 waterproofDon't let a sudden downpour or accidental spill ruin your trip. IPX4 water resistance will ensure peace of mind during your trip.










Clear sound with3x more detail11mm drivers, Hi-Res certification and LDAC technology transfer 3x more data than regular Bluetooth for crisp sound on the go.Design your perfect soundUse HearID 2.0 to find the perfect sound profile for your ears, mix it with a fully adjustable EQ, or choose from 22 presets to suit your sound.









Designed for easy connectionsLiberty 4NC offers quick and easy Bluetooth pairing with Android devices, auto play and pause when worn, and multi-point connections with Bluetooth 5.3.3 in 1 Smart ButtonThe charging case has a simplified design with one button for three functions. Open the case, enter Bluetooth pairing mode or reset the earphones.










What's in the box?

Liberty 4 NC
Charging case - extends battery life to 50 hours
XS/S/M/L ear tips - M pre-installed
USB-C charging cable




Technical details:

Active noise reduction: adapts to the ears and environment
Sound: 11mm custom driver
Sound HearID: Yes
Playtime: 10 hours / 50 hours
Bluetooth version: Bluetooth 5.3
Fast charging: 10 min = 4 hours
Wireless charging: Yes
Multipoint connection: Yes
Wear detection: Yes
Calls: 6 microphones with AI algorithm

Manufacturer's website

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