soundcore Liberty 4 Pro by Anker

Key features

These wireless earbuds from soundcore deliver advanced noise cancellation and studio‑grade audio for everyday use. With seven sensors including six sound sensors and a barometric air sensor, they capture noise from multiple angles and apply adaptive reductions to create a calmer listening environment whether you’re commuting or working from home. The real‑time adaptive noise reduction adjusts every 0.3 seconds to keep the overall sound experience smooth and consistent, so you can focus on what matters most. A tactile, gesture‑free control system lets you fine‑tune noise levels with simple swipes across the case, keeping your attention on your music or calls rather than fiddling with buttons. In short, Liberty 4 Pro are designed for practical day‑to‑day use with a focus on reliable performance in real world settings.

The audio performance leans toward clarity and balance, aiming for a studio‑like listening experience on the move. ACAA acoustic architecture partners with a 10.5 mm bass driver and a titanium coated tweeter to reproduce crisp highs, rich midrange and controlled bass, allowing you to enjoy podcasts, movies and music with detail and depth. The digital crossover helps to optimise driver performance, so subtle instrumental textures aren’t lost and vocal intelligibility remains intact even at higher volumes. For daily listening, the sound profile is designed to be natural and easy to listen to for extended periods, reducing listener fatigue while still delivering impact when the track calls for it.

Longer listening sessions are supported by fast charging and excellent battery life. Liberty 4 Pro recharge swiftly thanks to a 5C battery system, offering rapid top‑ups that quickly translate into hours of playtime. A short top‑up of five minutes can provide several hours of music or a few calls, depending on use, making these earbuds practical for busy days and travel. The case itself doubles as a power bank, extending total listening time to around 40 hours when you include the storage and charge carried in the case. This combination of speed, efficiency and generous endurance helps you stay in the moment without repeatedly hunting for a charger.

When you need to stay connected, the six microphones plus an intelligent wind noise reduction algorithm work together to deliver clearer calls in a variety of environments. The AI‑enhanced processing helps separate voice from background noise, so conversations feel more natural and easier to follow. This is especially valuable on crowded commutes or open‑plan offices, where ambient noise can otherwise disrupt communication. The solid handling for calls is complemented by robust connectivity and low latency, reducing the chances of audio drop‑outs during calls or streaming.

Technical details

• Brand: soundcore
• Model: Liberty 4 Pro
• Type: Noise cancelling wireless earbuds
• Sensors: 7 total (6 sound sensors and 1 barometric pressure sensor)
• Drivers: 10.5 mm bass driver with titanium coated tweeter
• Audio architecture: ACAA with digital crossover
• Noise reduction: Real‑time adaptive noise cancellation every 0.3 seconds
• Microphones: 6 for calls plus AI enhancement for voice capture
• Battery: 5C fast charging, up to 10 hours per charge, up to 40 hours with the case
• Connectivity: Wireless, with wind noise reduction for calls
• Colour/finish: (not provided)
• Water resistance: (not provided)
• Weight (earbud): (not provided)