Cisco 8851NR User Manual

Updated SectionRevision
Cisco Headset 500 Series
Test Your Microphone
Adjust Y
our Speaker Sidetone
Adjust Your Bass and Treble
Adjust Your
Microphone Volume
Updated for Cisco Headset 531 and Cisco Headset 532.
Make a Call with a Speed-Dial ButtonUpdated for Speed Dial navigation.
Add a Speed Dial Button from Your Phone
Modify
a Speed Dial Button from Your Phone
Delete a Speed Dial Button from Your Phone
Updated for Speed Dial Button.
New Information for Firmware Release 12.0(1)
The following table describes changes to this book to support Firmware Release 12.0(1).
Table 5: Cisco IP Phone 8800 User Guide revisions for Firmware Release 12.0(1).
Updated SectionRevision
Cisco IP Phone 8800 Key Expansion ModuleUpdated for new key expansion module
New Information for Firmware Release 11.7(1)
The following table describes changes to this book to support Firmware Release 11.7(1).
Table 6: Cisco IP Phone 8800 User Guide revisions for Firmware Release 11.7(1).
Updated SectionRevision
Video CallsUpdated for video call enhancements
Badged Icons
Phone Screen Features
Enhanced Line Mode
Updated for new user experience
CISCO 8800 SERIES
USER GUIDE
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4

Cisco 8851NR Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Case material	Acrylonitrile butadiene styrene (ABS)
Product color	Charcoal
Wall mountable	Yes
Lines quantity	5 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
Volume control	Digital
Display diagonal	5 \
Display resolution	800 x 480 pixels
Voice codecs	G.711Mu, G.711a, G.722, G.729A, iLBC
Number of microphones	1
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	IEEE 802.3i/802.3u/802.3ab
Ethernet LAN (RJ-45) ports	2
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %
Number of handles included	- pc(s)

Weight and Dimensions

Depth	257.34 mm
Width	229.1 mm
Height	40 mm
Weight	1190 g