True wireless earbuds with premium sound and spatial audio.
  • Premium Sound via ACAA 3.0 - enjoy sound with deep, punchy bass, accurate mids, and clear treble direct from the acoustic system's dual dynamic drivers
  • Heart rate tracking - the in-ear heart rate sensor tracks your heart rate while you listen throughout the day
  • 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 heart of the sound for a completely immersive experience
  • 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 your ears
  • CloudComfort ear tips - the dual-layer structure adapts to the shape of your ear canal for a comfortable fit throughout your listening session
Crisp, clear sound The 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 3x more clarity in LDAC mode. Hear stunning detail Hear every detail from the deep, punchy bass to the sparkling treble thanks to the wide soundstage. Hear the unexpected Premium sound quality allows you to rediscover old favorites and create new musical memories. In tune with your heart An in-ear heart rate sensor detects your heart rate while you listen throughout the day. Enhanced detection The earbuds have a built-in sensor that prevents interference from sunlight and liquids for superior heart rate tracking. Cloud-like comfort The dual-layer structure relieves pressure on your ear canals for cloud-like comfort, all day long. Ultra-immersive sound Music and movie modes put you at the heart of the sound for a captivating 360° listening experience. Sound that's tuned to you Create your own HearID signature sound and use the customizable EQ settings for personalized sound. Adjusts to noise levels HearID ANC automatically adjusts the noise cancelling for different noise levels around you. 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 press control to suit your listening style, and enjoy calming white noise when you want to rest or concentrate on your tasks.