Appendix | 57
Appendix
FCC notices (U.S. only) and other regulatory information
For FCC notices and other regulatory information, see the regulatory compliance
website located at https://www.dell.com/regulatory_compliance.
Contacting Dell
For customers in the United States, call 800-WWW-DELL (800-999-3355).
NOTE: If you do not have an active Internet connection, you can nd
contact information on your purchase invoice, packing slip, bill, or Dell
product catalog.
Dell provides several online and telephone-based support and service options.
Availability varies by country and product, and some services may not be
available in your area.
• Online technical assistance — https://www.dell.com/support/monitors
EU product database for energy label and product information
sheet
S2421HS: https://eprel.ec.europa.eu/qr/345961
S2421HSX: https://eprel.ec.europa.eu/qr/349827
S2721HS: https://eprel.ec.europa.eu/qr/345955
S2721HSX: https://eprel.ec.europa.eu/qr/349826
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