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ACEFAST W4 True Wireless Bluetooth 5.4 Earbuds with ENC Noise Reduction
Estimated delivery between December 30 and January 04.
14-Day Returns
Unhappy with your order? Return within 14 days of delivery.
Risk-Free Purchase for Defective or Lost Items
Damaged, defective, or lost items are covered with a full refund.
Shipping & Delivery
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- Delivery Time: Most orders arrive within 5–10 business days.
- Processing: Orders are checked and packed within 1–4 business days.
- Flat Shipping: One rate for all sizes and quantities.
- Pricing: Prices include all applicable taxes. International orders may incur local duties; we notify you in advance.
- Delivery Protection: Lost or delayed shipments are fully covered.
- Extended Delay Coverage: In very rare cases — such as unexpected carrier delays or technical issues — if your package has not moved or arrived after 30 days and the carrier has not reported it as lost, we will automatically consider it lost and issue a full refund.
- Tracking: Real-time tracking is available for all shipments.
- Address Updates: Contact us before dispatch if you need to update your shipping address.
- Support: Email us at help@devicean.com. If we can't respond immediately, we will get back to you as soon as possible.
Returns & Refunds
We’re confident you’ll love your purchase — but if something isn’t right, we’ll make it right.
- Return Window: 14 calendar days from delivery for any reason (dissatisfaction, defect, or damage).
- Free Returns for Our Error: Defective, damaged, or incorrect items — return shipping is free.
- Change of Mind: Return allowed, but shipping is paid by the customer.
- Fast Refunds: Issued within 3–5 business days after your return is received and inspected.
- Easy 3-Step Process: Submit return request → Receive instructions → Send & Refund.
- Happiness Guarantee: Even after the return window, contact us for replacements, partial credits, or alternative solutions.
- Support: Email us at help@devicean.com. If we can't respond immediately, we’ll get back to you as soon as possible.
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Product Details
Enjoy clear, high-quality sound with the ACEFAST W4 true wireless earbuds, featuring Bluetooth 5.4 and environmental noise cancellation for crystal-clear calls. These lightweight earbuds offer up to 7 hours of playback and include a convenient charging case that also serves as a phone holder. With fast charging and splash-resistant design, they're perfect for active lifestyles and on-the-go use.
General Information
- Brand Name: ACEFAST
- Model: W4
- Material: ABS + Silica Gel + PC
- Total Weight: 37.6 g (1.33 oz)
Audio Features
- Vocalism Principle: Dynamic
- Driver Diameter: 10 mm (0.39 in)
- Frequency Response Range: 20 – 20,000 Hz
- Impedance: Up to 32 Ω
- Sensitivity: 117 dB
- Number of Drivers: 2
- Microphone: Yes
Connectivity
- Bluetooth Version: 5.4
- Wireless Range: <10 m (<32.8 ft)
- Connector Type: Type-C
Battery & Charging
- Battery Capacity: Earbuds: 40 mAh each / Charging Case: 350 mAh
- Music Playback Time: Up to 7 hours
- Talk Time: Up to 4 hours
- Fast Charging: 10 minutes charge provides 2 hours of use
- Charging Method: Charging case (with built-in phone holder)
Durability & Special Features
- Waterproof Rating: IPX4 (splash-resistant)
- Special Feature: Charging case doubles as a phone holder
Package Contents
- 1 × Charging Case
- 1 × User Manual
Worldwide Shipping
Your order reaches you, globally. Enjoy reliable shipping directly to your doorstep. We ensure secure delivery wherever you are located.
Hassle-Free Returns
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