The document provides an introduction and description of products including 53 MP3, 54 FM, 55 FM, and 56 BMP.
This manual covers the basic components, required PC system specifications, and the accessories that come with the CA‑C750C MP3 player. It explains how to install the software, charge the device via USB, and manage music files, including downloading, uploading, formatting, and lyric synchronization.
Additional sections describe safety precautions, operating temperature limits, environmental disposal, and a detailed troubleshooting guide with common error messages and solutions. Technical specifications of the player are listed at the end of the document. This manual is written in Chinese.
| Maximum playback time | 20 hours |
|---|---|
| Battery type | Lithium‑polymer rechargeable |
| Power input | DC 5.0 V, 1 A |
| Rated output power | 10 W ×2 (16 Ω) |
| Output frequency range | 20 Hz – 20 kHz |
| Display | 128×64 dot, 4 line, 65K colour CSTN LCD |
| Dimensions | 29 × 56 × 17.8 mm |
Charging via the PC’s USB connection takes about three hours.
The device should be used in an environment between 5 °C and 53 °C.