Soundcore Liberty 4 ProBlack
June 26, 2025
Sleep A20
Comfortable and lightweight design suitable for use during sleep Active noise cancellation technology for improved sound quality and reduced ambient noise Battery life up to 12 hours of continuous playback Fast charging with the portable charging case Touch control for music playback and calls Sweat and inactivity resistant, suitable for sleep and rest.
• Equipped with a range of features, experience our exclusive 4-point noise masking system, twin-seal ear tips with 3× stronger passive noise blocking
• Utilizes the combined efforts of soundcore’s Air Wing and 3D ergonomic design – wrapped in an ultra-soft material – for the added benefit of pressureless comfort, even when sleeping on your side
• MEMS sensor combined with a Real-Time Clock to enjoy precise sleep quality analysis and gain insights into your nocturnal habits.
• In-ear personal alarm clock that won’t disturb others
• Bluetooth mode is used for audio streaming; sleep mode is used to play sleep aid music
• Mix up to three white noises to create your own lullaby
| Battery Life | 12h |
|---|---|
| ANC | No |
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