Redmi Buds 4 (蓝牙耳机)

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Warranty Information: This product is covered by a 1-year or 2-year warranty, depending on the model, from the date of purchase. For any issues, please visit the respective brand’s official service center (e.g., Samsung, Apple) as the first step. If you face any difficulties or if the service center is unable to assist, our team will provide direct support to ensure a smooth resolution.