Cisco IP Phone 7841 - VoIP phone - SIP, SRTP - 4 lines - charcoal

General

Product Type

VoIP phone

Body Material

ABS polycarbonate

Body Colour

Charcoal

Compatible Platforms

Cisco Business Edition 6000

Miscellaneous

Connections

Headset jack / RJ-9

Placing / Mounting

Wall-mountable, table-top

Display

Type

LCD display - monochrome

Diagonal Size

3.5"

Display Resolution

396 x 162 pixels

Display Location

Base

Display Languages

Danish, Hebrew, Hungarian, Czech, Croatian, Slovenian, Thai, Slovak, Brazilian Portuguese, English, German, French, Italian, Norwegian, Portuguese, Polish, Finnish, Swedish, Russian, Spanish, Dutch, Greek, Turkish, Arabic, Bulgarian, Latvian, Lithuanian, Estonian, Serbian, Romanian, Catalan, Japanese, Chinese, Korean

Backlit

Yes

Phone Features

Dialer Location

Base

Conference Call Capability

Yes

Indicators

Voice message waiting indicator, speakerphone indicator, headset

Speakerphone

Yes

Additional Functions

Call timer

Call Services

Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Message Waiting Capability

Dimensions & Weight (Base)

Width

20.6 cm

Depth

2.8 cm

Height

20.7 cm

Weight

868 g

IP Telephony

Network Protocols

Cisco Discovery Protocol (CDP), SRTP

Main Features

Multiple VoIP protocol support, integrated Ethernet switch

Voice Codecs

G.722, G.729a, G.711u, G.711a, iLBC

Quality of Service

IEEE 802.1Q (VLAN), IEEE 802.1p

IP Address Assignment

DHCP, static

Network Ports Qty

2 x Ethernet 10Base-T/100Base-TX/1000Base-T

VoIP Protocols

SIP, SRTP

Compatible Software

Cisco Unified Communications Manager 8.5.1 or later

Lines Supported

4 lines

Security

IEEE 802.1X

Network Features

Lightweight Directory Access Protocol (LDAP)

Power Over Ethernet (PoE) Support

Yes

VoIP

Yes