Key Features:
1, Music Play: Music support Equalizer,Repeat or Shuffle Mode. Free to add your favorite music to playlist.
2, Audio Book Play: Continue playing audio from last time you quit. Hold on Play Button 5s to turn on/off.
3, E-Book Reading: Add a bookmark wherever you want, continue your last reading easily.
4, FM radio: A built-in FM tuner lets you listen to your favorite FM radio station.
5, Build-in Speaker: Enjoy the music with build-in loud speaker!
6, Pedometer: Keep tracking your footsteps, distance, calories, speed and running time. Perfect for sport, fitness, running, traveling. (Not supported in Bluetooth Mode)
7, Bluetooth: Updated Bluetooth 5.0 fixes compatible problem with high version Bluetooth devices. ( Some functions are not supported in Bluetooth Mode)

File Format Support:
Audio: MP3/ WAV/ APE/ WMA/FLAC/OGG, ect.
Text: TXT file.
Picture: JPG/JPEG/BMP file.
Video: 160 x 128 AMV file.

Specifications:
Screen: 1.8inch Color Screen
Screen Resolution: 128 X 160
Product Dimensions: 3.7 X 1.5 X 0.4 inchs
Item Weight: 80g
Internal Memory: 8GB
Micro SD Card: maximum support 128GB (not included)
FM Receiving Frequency: 87 MHz~108 MHz

Package:
1 X RUIZU D50 MP3 Player
1 X User Manual
1 X USB Cable
1 X Wired Earphone
1 X AUX Cable
1 X RUIZU Customer Card

Kindly Note:
1. This Mp3 Player is a Bluetooth transmitter, not a receiver, can't pair with phones, can only pair with Bluetooth headphones/speakers.
2. You can't create playlist, it only as 3 default play list. You need do it on your computer, and then transfer them to this player.
3. When listening to the radio, you need to insert the wired headphones as antenna.
4. Up to 4001 songs supported with expandable memory.