ACEFAST W9 semi-in-ear ANC tws wireless earbuds

Hybrid ANC Performance: Features deep 50dB Active Noise Cancellation thresholds capable of muting ambient traffic, drone, and surrounding disruptions. [1]

4-Microphone ENC: Equipped with a dual-microphone setup on each earbud running an environmental noise cancellation algorithm to isolate your voice during phone calls.

Wireless Stability: Driven by an optimized Bluetooth platform ensuring fast pairing, reduced latency, and reliable wireless coverage.

Ergonomic Semi-in-Ear: Tailored for individuals who experience pressure fatigue from standard rubber silicone ear tips while still demanding quiet listening.

Waterproof Rating: Carries an IPX4 splash and sweatproof resistance certification, making them suitable for daily commutes, runs, and workouts.

Smart App Integration: Connects seamlessly with the official ACEFAST smartphone app, allowing you to customize your touch interface, cycle between ANC profiles (ANC On, ANC Off, Transparency Mode), and adjust internal EQ parameters.