Radio Shack BTX-128 Marine Radio User Manual


 
20
Preparation
This automatically disconnects the built-
in speaker.
Listening Safely
To protect your hearing, follow these
guidelines when you use an earphone.
Set the volume to the lowest setting
before you begin listening. After you
begin listening, adjust the volume to
a comfortable level.
Do not listen at extremely high vol-
ume levels. Extended high-volume
listening can lead to permanent
hearing loss.
Once you set the volume, do not
increase it. Over time, your ears
adapt to the volume level, so a vol-
ume level that does not cause dis-
19-1207.fm Page 20 Friday, November 10, 2000 11:04 AM