AGPtek M28 User Manual page 3

1. Plug the attached USB cable into the USB port of a computer to
Charge the Player
charge the player.
2. Use only the 5V/500mA charger for charging or it may lead to
product failure.
While it is fully charged, disconnect the cable from your device by
pulling it straight outward.
When you start charging, it will show two options: "Charge &
Transfer" and "Charge & Play". An icon in the top right corner will
show the charging status.
Hold the power button switch on/off the device. Click to wake
Power On/Off
up/turn off the screen while it is working on backstage.