The document describes the features and characteristics of an MP3 player
This manual begins with safety and registration information, reminding users to register their OPPO product on www.oppo.com to become a VIP user and receive support and updates. It also outlines hearing‑protection tips and the applicable OPPO corporate standards.
The quick‑start sections cover button layout, power on/off procedures, music playback controls, volume adjustment, and environmental disposal guidelines, including a 5‑year service life for the battery. This manual is written in Chinese.
| Battery environmental service life | 5 years |
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Visit the OPPO official website at www.oppo.com and register the product to become a VIP user.
Short‑press or long‑press the volume button during playback to increase or decrease the volume.