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Technical Details for Cisco Unified SIP Phone 3911


Technical Details for Cisco Unified SIP Phone 3911 VoIP-Telephone
Cisco Unified SIP Phone 3911 

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Technical Details for Cisco Unified SIP Phone 3911

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General
Product TypeVoIP phone
Body ColourDark grey
Body MaterialABS plastic
Phone Features
Dialer TypeKeypad
Dialer LocationBase
Conference Call Capability3-way
SpeakerphoneBuilt-in ( half duplex )
Caller IDBuilt-in
Voice Mail CapabilityBuilt-in
Call ForwardingBuilt-in
Call TransferBuilt-in
Call HoldBuilt-in
Menu OperationBuilt-in
Function ButtonsConference button, voice mail button, Up & Down scroll buttons, speakerphone button, transfer button, mute button, hold button, auto redial button
Volume ControlYes
Ringer ControlYes
IndicatorsVoice message waiting indicator, speakerphone indicator
Firmware UpgradableBuilt-in
IP Telephony
Main FeaturesPower over Ethernet (PoE) support
VoIP ProtocolsSIP
Voice CodecsG.711, G.729, G.729a
Quality of ServiceIEEE 802.1Q (VLAN), IEEE 802.1p
IP Address AssignmentDHCP
Network ProtocolsTFTP
Compatible SoftwareCisco CallManager 5.0 or later
Voice FeaturesVoice activity detection (VAD)
Display
TypeLCD display - monochrome
Display LocationBase
Line Qty2
Character Qty24
Display Resolution144 x 32 pixels
Miscellaneous
Hearing Aid CompatibleBuilt-in
Placing / MountingWall-mountable, table-top
Compliant StandardsCE, VCCI Class B ITE, CISPR 22 Class B, CISPR 24, EN 60950, EN 61000-3-2, IEC 60950, EN 61000-3-3, EN55024, UL 60950, EN50082-1, EN55022 Class B, ICES-003 Class B, EN 61000-6-1, AS/ACIF S004, FCC Part 68, EMC, CSA C22.2 No. 60950-00, CS-03, EN300-386, FCC CFR47 Part 15 B
Dimensions & Weight (Base)
Width18 cm
Depth4.5 cm
Height20 cm
Weight505 g
Manufacturer Warranty
Service & Support90 days warranty
Service & Support DetailsLimited warranty - 90 days
 
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Cisco Unified SIP Phone 3911