•
Use of Bluetooth wireless headsets, including certain hands-free call features
•
Wireless access to your phone number and the corporate directory
•
Access to network data, XML applications, and web-based services
•
Online customizing of phone features and services from your Self Care portal
IP67 Information
The Cisco Wireless IP Phone 8821 and 8821-EX are tested under controlled laboratory conditions with a
rating of IP67 under IEC standard 60529. Ingress Protection 67 (IP67) level protection indicates dust-tight
equipment that is protected against water. Splash, water, and dust resistance are not permanent conditions,
and resistance might decrease as a result of normal wear. Users are expected to take care of the phone and
should not deliberately expose the device to a hostile environment of dust, splash, or water immersion.
To prevent device damage:
•
Don't bathe or swim with the phone.
•
Don't expose phone to pressurized water or high velocity water, such as when showering, cleaning, or
hand washing.
•
Don't use the phone in a sauna or steam room.
•
Don't intentionally submerge phone in water.
•
Don't operate the phone outside the suggested temperature ranges or in extremely humid, hot, or cold
conditions.
•
Don't store phones, batteries, and accessories outside the suggested temperature ranges or in extremely
humid, hot, or cold conditions.
•
Don't drop the phone or subject it to other impacts.
•
Don't disassemble the phone; don't remove any screws.
•
Don't use harsh cleaning agents like bleach and more to clean phone exterior
•
Don't use a broken battery door or a battery door with a broken seal.
Minimize the exposure of your phone to soap, detergent, acids or acidic foods, and any liquids; for example,
salt water, soapy water, pool water, perfume, insect repellent, lotions, sun screen, oil, adhesive remover, hair
dye, soft drinks, and solvents. For more information, see Care of Your Phone, on page 14.
Related Topics
Hazardous Environments, on page 98
New and Changed Information
Changes for Firmware Release 11.0(3)
The following table contains the information that was added or changed in this book for this firmware release.
Cisco Wireless IP Phone 8821 and 8821-EX User Guide
3
Your Phone
New and Changed Information
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General
Weight and Dimensions
