This file is the user manual of Onda VX757+ portable player, which mainly introduces the functions and features of the player, as well as its usage methods
This manual describes the features and basic operation of the ONDA VX757 series portable media player, including music, video, image, FM radio, game, and e‑book functions. It also explains how to connect the device to a computer via USB, use the micro‑SD card slot, and manage battery charging.
Detailed sections cover key and interface descriptions, menu navigation, setting adjustments, firmware upgrade procedures, disk formatting, and a troubleshooting guide for common issues such as key lock, playback errors, and power problems. This manual is written in Chinese.
| Audio formats | MP3, WMA, WAV, APE, FLAC |
|---|---|
| Video formats | RM, RMVB, AVI, MP4, etc. |
| Image formats | PG, BMP, GIF, PNG |
| Micro‑SD card support | 128 MB – 4 GB |
| Battery | High‑capacity Li‑ion |
| Charging current | 500 mA |
| USB interface | USB 2.0 high‑speed |