Plantronics 645 Headphones User Manual


 
REGISTER YOUR PRODUCT ONLINE
Visit www.plantronics.com/productregistration to register your product online
so we can provide you with the best possible service and technical support.
TABLE OF CONTENTS
Package Contents & Features 3
Charging 4
Powering 6
Pairing 7
Adjusting Fit 8
Using Your Headset 9
Indicator Lights 11
Optional Accessories 12
Troubleshooting 13
Technical Assistance 14
Warranty 14
Regulatory Notices 15