Cisco CP-8841-K9= Cisco IP Phone 8841 Conference Call Capability OverviewThe Cisco IP Phone 8841 delivers mission-critical voice communications that are highly secure and easy to use. It offers wideband audio and a large, widescreen, high-resolution color display for menus and content. The 8841 is ideal for knowledge workers, administrative staff, and managers in mid-sized to large businesses. As a low-power device, it is both cost-effective and earth-friendly.NumberButtonsNumberButtonsв‘ Handset light stripв‘ЄMute buttonв‘ЎProgrammable feature buttons and Session buttonsв‘«Headset buttonв‘ўPhone screen⑬Keypadв‘ЈSoftkey buttonsв‘Volume button⑤Navigation cluster and Select buttonв‘®Applications buttonв‘ҐRelease Buttonв‘ЇMessages button⑦Transfer buttonв‘°Contacts button⑧Hold/Resume buttonв‘±Back buttonв‘ЁConference buttonв‘ІHandsetв‘©Speakerphone button IP TelephonyMain FeaturesIntegrated Ethernet switch, Multiple VoIP protocol supportVoIP ProtocolsRTCP, RTP, SDP, SIP, SRTPVoice CodecsG.711a, G.711u, G.722, G.729a, iLBC, iSACQuality of ServiceIEEE 802.1p, IEEE 802.1Q (VLAN)Network ProtocolsCisco Discovery Protocol (CDP), DNS, HTTP, HTTPS, IP, Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED), RTCP, RTP, SRTP, TFTP, UDPCompatible SoftwareCisco Hosted Collaboration Solution, Cisco Unified Communications Manager 8.5.1 or later, Cisco Unified Communications Manager Express 10.0 or laterNetwork Ports Qty2 x Ethernet 10Base-T/100Base-TX/1000Base-TLines Supported5 linesSecurityIEEE 802.1X, TLSNetwork FeaturesClass 2 PoEVoIPYesPower Over Ethernet (PoE) SupportYesTelephoneTypeVoIP phoneDialer LocationBaseDialer TypeKeypadConference Call CapabilityYesCompatible PlatformsCisco Business Edition 6000Firmware UpgradableYesFeaturesIndicatorsHeadset, Speakerphone indicator, Voice message waiting indicatorAdditional FeaturesBLF status lamps, Music on holdMenu OperationYesSpeakerphoneYesSpeakerphone TypeDigital duplexAdditional FunctionsCall timer, IntercomIntercomYesHearing Aid CompatibleYesProgrammable Buttons Qty5Call ServicesCall Forwarding, Call Hold, Call Transfer, Call Waiting, Caller ID, Message Waiting Capability, Voice MailDisplayColor SupportColorDisplay LanguagesArabic, Brazilian Portuguese, Bulgarian, Catalan, Chinese, Croatian, Czech, Danish, Dutch, English, Estonian, Finnish, French, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Latvian, Lithuanian, Norwegian, Polish, Portuguese, Romanian, Russian, Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, TurkishTypeLCD displayDisplay LocationBaseDisplay Resolution800 x 480 pixelsColor Depth24-bit (16.7 million colors)Diagonal Size5 inDiagonal Size (metric)12.7 cmBacklitYesMiscellaneousCompliant StandardsADA, HAC (Hearing Aid Compatible)Body MaterialABS plasticPlacing MountingTable mount, Wall-mountableColor CategoryBlackCP-8841-K9 OthersSupport Details TypeLimited warrantyConnector TypeRJ-9TypeElectronic hook switch (EHS)Color CategoryBlackDimensions10.1x1.6x9 inWeight5.5kgWarranty1year New and Original in the Box Related products CP-7800-WMK CP-3905 CP-8861-K9 CP-7811-K9 CP-8811-K9 CP-7841-K9 CP-8831/K9 CP-7821-K9 CP-9971-W-K9 CP-7975G CP-7942G CP-7965G