Samsung SBH500 Instruction Manual page 25

The sound is
echoing while
talking.
Music files are not
activated!
How do I take care
of my headset?
Does not the
headset fully
charge?
24
Adjust the speaker volume, or move to
another area and try again.
According to the types of your phone, it
may not read other file formats, such as
*.wav, * .wma and *.avi other than MP3
files. Make sure that you have the right
file format (*.mp3) for your music files.
Wipe it with a soft cloth.
The headset and the travel adapter may
not have been connected properly.
Separate the headset from the travel
adapter and then reconnect and charge
the headset.