Anker Soundcore Liberty 4 Pro True Wireless Noise-Canceling Earbuds – A3954H21 – White

Anker Soundcore Liberty 4 Pro True Wireless Noise-Canceling Earbuds – A3954H21 – White

The Anker Soundcore Liberty 4 Pro (model A3954H21) is designed for listeners who expect high‑end features in a true wireless format. With its 7‑sensor Adaptive ANC system (6 sound sensors + 1 barometric sensor) that detects noise from every angle and real‑time adapts in changing environments. Audio‑wise, it features a 10.5 mm dynamic driver and a titanium‑coated tweeter set within the ACAA architecture, delivering studio‑level clarity and depth. Battery performance is strong: up to ~10 hours of playtime from the earbuds (with ANC off) and up to ~40 hours including the charging case according to official specs.The charging case adds convenience with a display/touch bar for ANC adjustment and case battery status. Additional features include 6 AI‑microphones for clear calls, IPX5 water‑resistance, and support for LDAC Hi‑Res wireless audio.

Features

• 7‑sensor Adaptive ANC for stronger ambient noise cancellation.

• Dual drivers: 10.5 mm dynamic woofer + titanium‑coated tweeter (ACAA architecture).

• Hi‑Res wireless audio support via LDAC.

• Up to ~10 h earbuds only; up to ~40 h with the case (ANC off).

• 5‑minute fast‑charge gives ~4 h playback.

• 6‑mic AI noise‑reduction for clearer calls.

• Water/splash resistance rated IPX5.

• Charging case with display/touch controls for ANC and status.