ACEFAST W4 TWS Earbuds with Built-in Phone Stand – Bluetooth 5.4 | ENC | 28H Battery | IPX4 | Fast Charging

ACEFAST W4 TWS Earbuds with Built-in Phone Stand

Meet the ACEFAST W4 — true wireless earbuds with a unique twist. The ultra-compact charging case doubles as a 3-level adjustable phone stand, making it the perfect companion for hands-free viewing and on-the-go use. With Bluetooth 5.4, AI call noise reduction, a 10mm professional-grade driver, and up to 28 hours of total battery life, the W4 delivers impressive performance in a pocket-friendly package.

Key Features

• Charging Case with Built-in Phone Stand – One-click locking, 3 adjustable angles, supports horizontal and vertical placement
• Ultra-Compact & Slim Case – Pocket-friendly design, easy to carry anywhere
• AI Call Noise Reduction (ENC) – Filters out background noise for crystal-clear calls
• 10mm Ultra-Thin Composite Diaphragm Driver – Compact size with powerful, professional-grade sound
• Bluetooth 5.4 – Stable, low-latency wireless connection
• 28 Hours Total Battery Life – 350mAh case extends earbuds battery for all-day use
• Fast Charging – 10 minutes of charging = 2 hours of playback
• IPX4 Waterproof – Splash and sweat resistant for outdoor use
• Ultra-Comfortable In-Ear Design – Ergonomic fit for long-term wear without discomfort
• SBC / AAC Audio Codecs – High-quality wireless audio

What's in the Box

• 1 x ACEFAST W4 TWS Earbuds (pair)
• 1 x Charging Case with Phone Stand (350mAh)
• 1 x USB-C Charging Cable
• 1 x User Manual

Product Specifications

• Brand: ACEFAST
• Model: W4
• Bluetooth Version: 5.4 / Chip: AB5656C3
• Audio Codecs: SBC / AAC
• Frequency Response: 20Hz – 20kHz
• Transmission Distance: ≥10m
• Driver: 10mm Ultra-Thin Composite Diaphragm
• Earbud Battery: 40mAh
• Charging Case Battery: 350mAh
• Earbud Playback Time: 7 hours (music, 50% volume)
• Total Working Time: ~28 hours
• Charging Time: Earbuds ~80 min | Case ~2 hrs
• Charging Input: USB-C, DC5V / 0.35A
• Waterproof Rating: IPX4
• Dimensions: 57 × 57 × 24 mm
• Total Weight: ~37.6g
• Certifications: CE, FCC, RoHS, EAC, UN38.3