There are a few potential reasons why you may not be able to hear any sound from your audio device. First, the device may not be properly connected to the other components you have. Make sure all cables are securely plugged in and that any necessary settings in the computer or sound card are adjusted correctly.
Second, the device may not be turned on or selected as the default playback device. Depending on the type of device you are using, it may require its own power source, such as a wall Adapter, battery, or USB connection. Also, some devices may require you to use a different application to access the audio features. Make sure that you have the proper application downloaded and running in order for the audio to be heard.
Third, the speakers may not be set up correctly. Make sure that all speaker wires are properly connected to their respective outputs, and the volume is turned up (sometimes these speakers are hidden behind a protective cover). If there is a subwoofer, ensure that the subwoofer is turned on and connected as well.
Fourth, the drivers on your device may be out of date or corrupted. You can usually find drivers online that are compatible with your device; or, you can open the device’s settings in the computer or sound card and check for available updates.
Finally, your device could be malfunctioning. If all the previous steps do not work, then your device might need to be serviced or replaced. Contact the manufacturer of the device to see if they offer warranty options or to see if a technician can take a look at the device.