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Cisco 6821 Installation Guide

Cisco 6821
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Installation Guide for Cisco IP Phone with Multiplatform Firmware
11
Connect Cisco Headsets 561 and 562
Connect Headsets
448097
448214
Cisco IP Phones 8811, 8841, 8845, 8851, 8861, 8865, and 6871 support the connection type.
448098
448215
Connect the Headset by Y-cable (RJ-9 and AUX connector)
Connect the Headset by USB Connector
Cisco IP Phones 8851, 8861, 8865, and 6871 support the connection type.
560 Series Standard Base 560 Series Multibase
560 Series Standard Base
560 Series Multibase

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Cisco 6821 Specifications

General IconGeneral
Resolution320 x 240 pixels
SpeakerphoneYes
Headset PortYes
ProtocolsSIP
USB PortNo
WirelessNo
BluetoothNo
Video SupportNo
Conference CapabilitiesYes
Wall MountableYes
Display3.5-inch grayscale
Ethernet10/100 Ethernet
Line Keys2
PoEIEEE 802.3af Power over Ethernet (PoE)
CodecsG.711, G.722, G.729, iLBC
Weight2.0 lb (0.91 kg)

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