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Blackwire
High quality PC voice and multimedia audio – anytime, anywhere
The Blackwire 420 lets professionals enjoy crystal clear PC audio no matter where work happens.
Designed for extended wear, this durable, stowable headset provides the freedom to experience
PC audio, through a high-quality headset, anytime, anywhere.
Key features
Durable, portable design
· Folds flat and tucks into laptop bag
· Rugged design for reliability
· Travel case provides extra protection
Superior sound quality
· Wideband for best PC audio telephony
· The unique dynamic EQ feature
optimizes voice quality when on calls and
automatically adjusts EQ settings for high-
quality music or multi-media playback
· Noise-canceling microphone filters out
background noise
· Enhanced Digital Signal Processing (DSP)
provides more natural voice sound
· SoundGuard
technology provides
®
protection against audio spikes
Innovative, user-friendly design
· Adjustable headband for customized fit
· Call controls at your fingertips
· Simple plug-and-play USB connectivity
Backed by Plantronics global
service and support
For more information about the
Blackwire 420 or other Plantronics
products, please visit our Web site
at:
plantronics.com
TEL: 800-544-4660 ( U.S. AND CANADA )
831-458-7700 ( OUTSIDE U.S. )
© 2010 Plantronics, Inc. All rights reserved. Plantronics, the logo design, Blackwire, SoundGuard, QuickAdjust and Sound Innovation are trademarks or registered trademarks of Plantronics,
Inc. Microsoft is a trademark or registered trademark of Microsoft Corporation in the U.S. and other countries. Avaya is a trademark of Avaya Inc., Cisco is a registered trademark of Cisco
Systems, Inc. and/or its affiliates in the U.S. and certain other countries. IBM is a trademark of International Business Machines Corporation in the United States, other countries or both.
Published June 2010
PC CommuniCations
420
™
Adjustable headband
Swiveling QuickAdjust
™
boom with noise-
canceling mic
Call answer/end,
mute, volume +/-
additional information
Connects to
PC via USB
Ideal for
Users requiring a portable headset for use with PC audio, video,
webinars, conference calls, live PC presentations with desktop
sharing, music, A/V presentations
Audio performance
Wideband — up to 6,800Hz; Dynamic EQ stereo; Echo cancellation
Hearing protection
SoundGuard — protects against sound levels above 118dBA
Limited warranty
1 year
UC Standard Version
Unified Communications standard version built for UC applications
and softphones from Avaya, Cisco, IBM and more
Model number: C420
Optimized for Microsoft
Model number: C420-M
Soft, swivel-mounted
ear cushion
Protective travel case
Office Communicator 2007
®
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