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General| Screen | 1.8’’ TFT screen |
|---|---|
| Video format | 128*160 AMV (converted video ) |
| Picture format | JPEG BMP GIF |
| Flash Memory | 8GB/16GB |
| TF Card | Support expandable up to 128GB |
| Audio Format | MP3/WAV/APE/WMA/FLAC /OGG etc. |
| Playing time ( by earphone ) | 30 hours (The volume keep in middle level ) |
| Playing time ( by speaker ) | 5~10 hours (The volume keep in middle level ) |
| USB port | Micro USB 2.0 (Support USB 3.0) |
| Bluetooth Version | Bluetooth 4.1 version |
| Recording format | MP3/WAV |
| Recording distance | 5~8 meters |
| Battery | Built-in Li battery |
| Charging time | 2 ~3 hours |
Weight and Dimensions| Weight | 78 g |
|---|---|
| Dimension | 39mm10mm95mm |
Instructions for turning the RUIZU D50 mp3 player on and off.
Navigating the RUIZU D50 main interface and its 9 functions.
How to adjust the volume on the RUIZU D50 mp3 player.
Instructions for fast rewinding or forwarding audio/video on the RUIZU D50.
How to play the previous or next song on the RUIZU D50 mp3 player.
Procedure to lock and unlock the screen on the RUIZU D50 player.
Instructions for charging the RUIZU D50 mp3 player via USB or charger.
How to turn Bluetooth on or off on the RUIZU D50 mp3 player.
Steps to search for and connect to Bluetooth devices.
Understanding the list of available Bluetooth devices.
Controlling playback modes like repeat and shuffle for music.
Accessing and using voice recording features.
How to tune, save, and manage stations on the FM radio.
Instructions for reading TXT format ebooks on the player.
How to view picture files on the RUIZU D50.
Adjusting language, brightness, and backlight time.
Managing screensaver, shutdown, button lights, date/time, and formatting.
Viewing system info and resetting the device to factory settings.
Guide on how to transfer music files to the mp3 player.
Troubleshooting why the computer cannot detect the mp3 player.
How to resume audio playback after the player is in sleep mode.
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