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Anker Soundcore Liberty 4, Design, Feature, Price, Review


Anker is again enlivening the audio industry market, this time they are more product launching their wireless earphone brand, Soundcore Liberty. The Soundcore Liberty 4 is the first TWS in Anker’s earphone series to feature 24-hour heart rate tracking. Let’s see what the reviews and specifications look like below.

Anker Soundcore Liberty 4 Design, Feature

By design, the Soundcore Liberty 4 comes with a stem design and a dedicated heart rate sensor on the right earphone. The heart rate sensor will be activated automatically when the user performs an activity. And can continue to monitor the heart rate at all times, including when used for sports.

And the Soundcore Liberty 4 is the only new wireless earphone on the market that has an in-ear heart rate sensor that allows users to monitor their heart rate. While the Apple AirPods Pro 2 are said to be considering heart rate monitoring, this technology is first owned by TWS from Anker.


Soundcore Liberty 4 is claimed to offer up to 9 hours of battery life and reduced to 5 hours of use if the Spatial Audio feature is activated. And for battery charging, users can charge Liberty 4 wirelessly using the case. This charging case offers up to 28 hours of battery life and a 15-minute charge can deliver up to 3 hours of use. Thus, these earphones can be fully charged in less than an hour.

These Soundcore Liberty4 earphones come with Spatial Audio support, equalizer settings, ANC, and AAC/LDAC/SBC codec support. And these premium earphones from Anker also feature lots of connection options but don’t have aptX codec support.

For Performance, If Soundcore Liberty4 is connected to Anker Wellness app, users can explore many details and tracking options. The app also allows for customized exercise routines and lifestyles.

Soundcore Liberty 4 Release Date, Price

The Anker Soundcore Liberty4 comes in black and white. As for the price, this TWS starts at $149.99. For Mulaoi Release, it will go on sale on October 7. You can order through Anker’s official website or the marketplace that already provides it.

Anker Soundcore Liberty 4 Full Specifications 


  • Brand: Anker
  • Model: Soundcore Liberty 4
  • Type: Earphone 
  • Weight: 171.8 g
  • Color: Black, White
  • Launch Date: 27 September 2022 


  • Driverφ 9.2mm+φ 6mm Dual Dynamic Driver
  • Heart Rate Sensor: Yes


  • Bluetooth: 5.3
  • ANC: Adaptive Active Noise Cancelling (Powered by HearID Technology)
  • Codec Technology: LDAC, AAC, SBC
  • Fast Charging : 15 mins 3 hours
  • Playtime: Up to 9/28 hours
  • Playtime :(Spatial Audio On)Up to 5/15 hours
  • Playtime :(ANC On)Up to 7/24 hours
  • Talk Time: Up to 5/15 hours
  • Mic for Calls: 6 mics, uplink noise reduction
  • Voice Assistant: Yes (support for Siri)
  • Multipoint Connection: Yes
  • Wearing Connection: Ye
  • App: Y


  • Hi-Res Sound: Yes
  • Spatial Audio: Yes, with music & movie mode
  • Personalized Sound: HearID Sound 2.0

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