Low battery level. The beeps and the blinking orange light indicate that the power of the internal battery of the player has been exhausted. You need to either recharge the player or use an external battery pack to power the unit.
There are no music tracks in memory. You may start loading some music tracks into the player via Windows Explorer.
The use of folders is not supported by the player. Make sure you have all your music files transferred to the root directory of the player if using Windows Explorer.