ContentsContentsContents
Welcome 3
System requirements 3
Registering your product online 3
Technical assistance 3
What’s in the box 4
Headset features 5
Accessories 6
Using your headset 7
Connecting the headset 7
Wearing the headset 7
In-line controls 9
Useful tips 10
Clothing clip 10
Stereo cable tidy 10
Hook and eye cable tidy 11
Troubleshooting 12
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Welcome
Congratulations on purchasing your new Plantronics product. This guide contains instructions
for using your Blackwire C435 headset.
Please refer to the safety instructions found in the Quick Start Guide for important product
safety information prior to installation or use of the product.
System requirements
Computer
• Supported operating systems: Windows XP®, Windows Vista®, Windows® 7
• Processor: 400 MHz Pentium® processor or equivalent (Minimum); 1 GHz Pentium processor or
equivalent (Recommended)
• RAM: 96 MB (Minimum); 256 MB (Recommended)
• Hard disk: 280 MB (Minimum); 500 MB (Recommended)
• Microsoft Windows XP - Service Pack 3 (SP3) or later (Recommended)
Microsoft Windows Vista - Service Pack 1 (SP1) or later (Recommended)
Display
• At least 800 x 600, 256 colours
• We recommend: 1024 x 768 high colour, 32-bit (Recommended)
Browser
• Internet Explorer® V6 or better must be on the user’s system (Required)
Registering your product online
Visit plantronics.com/productregistration to register your product online
so we can provide you with the best possible service and technical support.
Technical assistance
Visit our web site at plantronics.com/support for technical support including frequently asked
questions, compatibility and accessibility information.
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What’s in the box
Carrying caseBlackwire C435 headset
Large and small ear gels and mono connector cover
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