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| Status | In Stock |
| Condition | new |
| Category | TWS/Earbuds |
| Brand | ACEFAST |
| Product Name | ACEFAST W4 TWS Earbuds with Phone Stand |
| Bluetooth Version / Chip | v5.4 / AB5656C3 |
| Audio Decoding Protocol | SBC / AAC |
| Frequency Response | 20Hz ~ 20kHz |
| Transmission Distance | ≥10m |
| Earbud Battery | 40mAh |
| Headset Working Time | 7 hours (50% volume) |
| Charging Case Battery | 350mAh |
| Total Working Time | About 28 hours |
| Charging Time (Earbuds) | About 80 minutes |
| Charging Time (Case) | About 2 hours |
| Input | USB-C, DC5V / 0.35A |
| Size | 57 x 57 x 24 mm |
| Total Weight | About 37.6g |
| Waterproof Rating | IPX4 |
| Certification | CE, FCC ID, ROHS, EAC, UN38.3, MSDS |
| Special Features | Built-in Phone Stand, AI Noise Reduction, Quick Charge, 10mm Driver |
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