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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