Plantronics Blackwire 400, C420-M, Blackwire 420 Product Sheet

Blackwire™ 420

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 high­quality 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

Adjustable headband

Swiveling QuickAdjust
boom with noise­canceling mic

Call answer/end,
mute, volume +/-

™

Soft, swivel-mounted
ear cushion

Protective travel case

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: [phone] (U.S. AND CANADA)
831-458-7700 (OUTSIDE U.S.

© 2010 Plantronics, In c. All ri ghts reserve d. Plant ronic s, the log o desig n, Black wire, S oundG uard, Q uick Adjus t and Sou nd Innova tion are tradem arks or r egistered tradema rks of Plantroni cs,
Inc. Mic rosof t is a trad emark o r regis tered tradem ark of Mic rosof t Corp orati on in the U.S . and othe r count ries. Avaya is a trademark o f Avaya Inc., Ci sco is a re gister ed trad emark o f Cisco
System s, Inc. an d/o r its affiliates i n the U.S. an d cer tain oth er coun tries . IBM is a trademark of Internatio nal Bus iness M achines Corp orati on in the Un ited States, oth er coun tries o r both.
Publis hed June 2010

PC COMMUNICATIONS

)

Additional information

Connects to

Ideal for

Audio per formance

Hearing protec tion

Limited warranty

UC Standard Version

PC via USB

Users requiring a por table headset for use with PC audio, video,
webinars, conference calls, live PC presentations with desktop
sharing, music, A/ V presentations

Wideband — up to 6,800Hz; Dynamic EQ stereo; Echo cancellation

SoundGuard — protects against sound levels above 118dBA

1 year

Unified Communications standard version built for UC applications
and softphones from Avaya, Cisco, IBM and more
Model number: C420

Optimize d for Microsoft
Model number: C420-M

®

Office Communicator 2007