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Cisco Headset 530 Series Quick Reference Guide Incoming call Blinking red Active call Steady red Muted call Steady red Incoming call Blinking green Active call Steady green Muted call Steady red High Sound Pressure—Avoid listening to high volume levels for long periods to prevent possible hearing damage.
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USB adapter. For more information, visit: Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: www.cisco.com/go/trademarks. http://www.cisco.com/go/headsets Third-party trademarks mentioned are the property of their respective owners.