WELCOME
This User Guide provides instructions on the
setup and usage of the Plantronics Discovery
™
640 Bluetooth
Headset.
®
Before getting started, please review the
safety booklet included in your package.
For additional help, service, or support
information, refer to your product Warranty
card or visit www.plantronics.com.
2
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Do you have a question about the DISCOVERY 640 and is the answer not in the manual?