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Calisto 540
Calisto 540

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This documentation is copyrighted by Plantronics and can not be altered or reproduced without the expressed written permission of Plantronics. This notice grants you the following permissions: You are free to download, copy to other media, and print this documentation for personal use only. You may not resell, in either printed or electronic form, any of this documentation. You must include the copyright notice if you make any copies of this documentation.

Technical requirements