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The ACEFAST W1 ANC True Wireless Earbuds combine wireless connectivity, active noise cancellation, and practical everyday audio features in a compact TWS design. Bluetooth 5.4 connectivity with SBC and AAC audio decoding provides compatibility with supported Bluetooth devices, while the 13mm dynamic speakers cover a 20Hz–20kHz frequency response.

For environments with surrounding noise, the earbuds provide 35dB Active Noise Cancellation. Transparency Mode allows users to hear surrounding sounds without removing the earbuds. The 4-mic ENC system is designed for calls in environments where background noise may be present.

Audio and Noise Cancellation

The ACEFAST W1 uses 13mm dynamic speakers with a stated frequency response of 20Hz–20kHz. SBC and AAC audio decoding are supported.

The 35dB ANC system is designed to reduce ambient sound during listening. For situations where awareness of the surrounding environment is important, Transparency Mode provides an alternative to noise cancellation.

Clearer Calls with 4-Mic ENC

The earbuds incorporate four microphones with ENC call technology. This feature is intended to help manage surrounding noise during voice calls and provide clearer communication in busy environments.

Battery and Charging

Each earbud has a 35mAh battery, while the charging case contains a 400mAh battery. The supplied specifications state up to 8 hours of working time in music mode at 60% volume and up to 5 hours in call mode at 60% volume.

With the charging case, total working time is specified as up to 35 hours. The earbuds require approximately 1.5 hours to charge, while the charging case takes approximately 2 hours. The case uses USB-C charging with a DC5V/1A input.

Bluetooth 5.4 Connectivity

Bluetooth 5.4 is supported through the Jerry 7003D4 chip. The stated transmission distance is ≥10 meters. The earbuds support SBC and AAC audio decoding and are designed to connect with supported Bluetooth-enabled devices.

Transparency and Low-Latency Modes

Transparency Mode allows users to remain aware of surrounding sounds while wearing the earbuds. A Low-Latency Mode is also included for supported gaming and video applications where reduced audio delay can be useful.

IPX4 Protection

The ACEFAST W1 carries an IPX4 waterproof rating. This specification indicates protection against water splashes from applicable directions. The product information positions the earbuds for workouts, commuting, and everyday use.

Compact Design

The earbuds and charging case have a stated overall size of 64 × 28 × 53mm and a total weight of 60g. This compact format makes the set convenient to carry for everyday listening.

4. Key Features

• 35dB Active Noise Cancellation
• Bluetooth 5.4 connectivity
• Jerry 7003D4 Bluetooth chip
• 13mm dynamic speakers
• SBC and AAC audio decoding
• 20Hz–20kHz frequency response
• 4-mic ENC call technology
• Transparency Mode
• Low-Latency Mode
• Up to 8 hours of music working time at 60% volume
• Up to 5 hours of call working time at 60% volume
• Up to 35 hours of total working time with charging case
• 35mAh battery in each earbud
• 400mAh charging case battery
• USB-C charging with DC5V/1A input
• Approximately 1.5-hour earbud charging time
• Approximately 2-hour charging case charging time
• ≥10m transmission distance
• IPX4 waterproof rating
• 60g stated weight

5. Specifications

6. Package Contents

According to the supplied product information, the package includes:

• ACEFAST W1 ANC True Wireless Earbuds
• Charging case
• USB-C charging cable
• Multiple ear tips

7. Frequently Asked Questions

Q1. What are the main features of ACEFAST W1 earbuds?

The ACEFAST W1 features 35dB ANC, Bluetooth 5.4, 13mm dynamic speakers, Transparency Mode, 4-mic ENC, Low-Latency Mode, and an IPX4 waterproof rating.

Q2. How long do ACEFAST W1 earbuds last on a charge?

The supplied specifications state up to 8 hours of working time in music mode at 60% volume and up to 5 hours in call mode at 60% volume.

Q3. How long does the ACEFAST W1 charging case provide?

The total working time with the charging case is specified as up to 35 hours.

Q4. Do ACEFAST W1 earbuds support Active Noise Cancellation?

Yes. The ACEFAST W1 provides 35dB Active Noise Cancellation.

Q5. Do the earbuds have a Transparency Mode?

Yes. Transparency Mode is included to allow surrounding sounds to be heard while wearing the earbuds.

Q6. Are ACEFAST W1 earbuds water-resistant?

The earbuds have an IPX4 waterproof rating.

Q7. What Bluetooth version does the ACEFAST W1 use?

The ACEFAST W1 uses Bluetooth 5.4 with a Jerry 7003D4 chip and supports SBC/AAC audio decoding.