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Calisto 540 Support
USB Deskphone

User Guide (1)

Calisto-p540-ug

Product Guide (1)

Calisto-540-ps

Knowledge Base
Calisto P540-M Product Information

Calisto P540-M: Basic Troubleshooting

Calisto P540-M: How to Install

Calisto P540-M: How to Receive MOC Calls on a Locked PC

Office and Contact Center Headsets: Parts and Accessories Guide

Calisto P540-M Features and Functions

Calisto P540-M: How to Dial Internationally

Date Code Locations for All Products

UC Headset Troubleshooting: Compatibility with Wyse WES Clients

Contact Center Enterprise Portfolio Product Sheet

Specifications

Connects to	PC via USB
Ideal for	Users transitioning to PC telephony
Audio performance	Wideband — up to 6,800Hz; automatic gain control; dynamic noise reduction, acoustic echo cancellation
Hearing protection	SoundGuard — protects against sound levels above 118dBA
Headset port	RJ-22 connector compatible with Plantronics H-top headsets
Limited warranty	1 year
Microsoft ® Office Communicator	Optimized for Microsoft ® Office Communicator 2007 Model number: P540-M

Warranty
- Warranty Service
- Worldwide Limited Warranty Terms

Compatibility Guide

Downloads and Apps

Manuals and Guides

Headset Updater

Knowledge Base

Bluetooth Pairing Guide

Warranty and Registration

Enterprise Tools

Resources

Need more help?

Contact Plantronics Support