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soundcore by Anker Liberty 4, Noise Cancelling Earbuds, True Wireless Earbuds with ACAA 3.0, Dual Dy…
Overview
Product Description
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1 Key Features
2 Recommended By
Crisp, Clear Sound
Our upgraded ACAA 3.0 technology has two dynamic drivers to deliver crisp and clear sound.
Outstanding Performance
2 dynamic drivers aligned on the same axis produce Hi-Res sound with 3× more clarity* in LDAC mode.
Hear Stunning Detail
Hear every detail from the deep bass to the sparkling treble thanks to the wide frequency range.
Hear the Unexpected
Premium sound quality allows you to rediscover old favorites and create new musical memories.
1 Dual Dynamic Drivers
2 Advanced Acoustic System
3 Premium Sound Quality
4 In-Ear Studio Experience
Immerse Yourself
Put yourself at the center of the sound with 360° Spatial Audio surrounding you from all directions.
Sound That Follows You
The built-in gyroscope detects every tiny movement so sound always surrounds you.
Music and Movie Modes
The spatial audio algorithm tailors the sound to the type of content in music and movie modes.
Sound That’s Tuned to You
Create your own HearID signature sound and use the customizable EQ settings for personalized sound.
1 360° Spatial Audio
2 Dynamic Head Tracking
3 Dual Modes
4 Personalized Sound
Cloud-Like Comfort
The flexible dual-layer structure relieves pressure on your ear canals for all-day comfort.
In Tune with Your Heart
An in-ear heart rate sensor detects your heart rate while you listen throughout the day.
Adjusts to Noise Levels
HearID ANC automatically adjusts the noise cancelling for different noise levels around you.
Squeeze Control
Easily trigger playback functions with Squeeze Control. Customize via the soundcore app.
1 CloudComfort Ear Tips
2 Heart Rate Tracking
3 Adaptive Noise Cancelling
4 Easy Control
A Soundtrack for Your Day
Recharge Liberty 4’s case with a wireless charger or USB-C cable. The earbuds’ playtime is extended to up to 28 hours with the case and you can get up to 3 hours of listening from a 15-minute charge.
Seamless Switching
Connect Liberty 4 to your phone and laptop at the same time to switch between music, videos, calls, and more.
Exceptional Call Clarity
6 microphones and a noise reduction algorithm filter out background noises and enhance your voice in real time so you can be heard clearly.
Convenient Customization
Access Transparency mode, customize squeeze control to suit your listening style, and enjoy calming white noise when you want to rest or concentrate on your tasks.
Liberty 4
Feature Comparison
Hi-Res, ACAA 3.0
Sound Quality
Hi-Res, ACAA 2.0
Spatial Audio
Sound Effect
3D surround sound
Heart rate sensor
New Feature
HearID ANC
IPX4
IP Rating
IPX4
9/28 hours
Playtime
8/32 hours
6 mics, AI algorithm
Calls
6 mics, AI algorithm
Multi-Connection
Hi-Res, ACAA 3.0
Sound Quality
PureNote Drivers
Spatial Audio
Sound Effect
Personalized HearID
Heart rate sensor
New Feature
Targeted ANC
IPX4
IP Rating
IPX4
9/28 hours
Playtime
7/26 hours
6 mics, AI algorithm
Calls
6 mics
Multi-Connection
Liberty 3 Pro 
Liberty Air 2 Pro 
Batteries : 1 Lithium Polymer batteries required. (included)
Product Dimensions : 50 x 50 x 28 cm; 54 g
Date First Available : 9 May 2023
Manufacturer : Anker
ASIN : B0C4PKXG1P
Item model number : Liberty 4
Country of origin : China
Guaranteed software updates until : unknown
Delivery information:: We cannot deliver certain products outside mainland UK ( Details). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout.
Best Sellers Rank: 1,763 in Amazon Renewed (See Top 100 in Amazon Renewed) 80 in Renewed Headphones & Earphones 4,480 in In-Ear Headphones
Customer reviews: 4.4 4.4 out of 5 stars 77 ratings
Premium Sound via ACAA 3.0: Enjoy sound with deep, punchy bass, accurate mids, and clear treble direct from our acoustic system’s dual dynamic drivers. Its wide frequency range allows every part of the song to shine for detail-rich listening.
360° Immersive Spatial Audio: As you listen to music and watch movies, the built-in gyroscope and spatial audio algorithm track your head movements to always keep you at the center of the sound for a completely immersive experience.
CloudComfort Ear Tips: The flexible dual-layer structure adapts to the shape of your ear canal for a comfortable fit throughout your listening session. Includes 4 sizes of ear tips to ensure you find the right fit.
Heart Rate Tracking: The in-ear heart rate sensor tracks your heart rate as you listen throughout the day. Check your daily data, use while working out, and more via soundcore Wellness in the app.
Personalized Sound: soundcore’s unique technology analyzes your ears and the way you hear sound to create a personalized sound profile that’s unique to you.