Cisco 6841 Administration Guide

Cisco cannot guarantee the performance of external devices, cables, and connectors.
In European Union countries, use only external speakers, microphones, and headsets that are fully compliant
with the EMC Directive [89/336/EC].
Caution
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
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About the Cisco IP Phone
External Devices

Cisco 6841 Specifications

General

Brand	Cisco
Model	6841
Category	IP Phone
Language	English