![background image](http://html.mh-extra.com/html/samsung/sch-s380c/sch-s380c_user-manual_1190047108.webp)
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Operating Environment
Remember to follow any special regulations in force in any area, and always
switch your mobile device off whenever it is forbidden to use it, or when it may
cause interference or danger. When connecting the mobile device or any
accessory to another device, read its user's guide for detailed safety
instructions. Do not connect incompatible products.
National Institute on Deafness and Other
Communication Disorders
National Institutes of Health
31 Center Drive, MSC 2320
Bethesda, MD 20892-2320
Email: [email protected]
Internet:
http://www.nidcd.nih.gov/
National Institute for Occupational Safety and
Health (NIOSH)
395 E Street, S.W., Suite 9200
Patriots Plaza Building
Washington, DC 20201
Voice: 1-800-35-NIOSH (1-800-356-4674)
1-800-CDC-INFO (1-800-232-4636)
Outside the U.S. 513-533-8328
Email: [email protected]
Internet:
http://www.cdc.gov/niosh/topics/noise/
default.html
1-888-232-6348 TTY