DescriptionCheck Cisco All IP PhonesCisco provides 7800, 8800 and more IP Phones for all-size business needs.• 7800 IP Phone • 8800 IP PhoneCP-8831-K9= is the Cisco Unified IP Conference Phone 8831 base and control panel for North America. It offers scalable solution to meet the challenges in various rooms by using extension wired or wireless microphones with daisy-chain configuration of two units. The ergonomic design of CP-8831-K9 offers acoustically pleasing, attached control panel makes display easily viewed with no need to move the unit. With supporting of CUCM and business edition systems, the phone offers more productive and more security during communication across the network.Quick SpecsTable 1 shows the Quick Spec.Product CodeCP-8831-K9=Display3.5’’ – 396 x 162 pixel-based anti-glare graphical monochrome display with white backlightEthernet Switch10/100Programmable Line Keys4Number of Line Keys1Full Duplex SpeakerphoneYesWideband AudioYesPoE ClassificationClass 3Hands FreeYes SpeakerphoneThird-party Call ControlYesBluetooth / DECTDECT (mics)PowerIEEE 802.3af line power, CP-PWR-CUBE-3Dimensions (H x W x D)Base: 15.05 x 26.35 x 5.08 cmControl panel: 14.61 x 12.7 x 2.54 cmProduct DetailsNote:①Phone screen⑤Keypad②Four programmable keys.⑥Mute button③Navigation bar with Select key⑦Volume rocker④Call buttonNote:①LED indicator③LED indicator②LED indicator④Mute buttonNote:①Network port④Wired microphone ports②Wall power⑤Linked Mode daisy chain port③Mini USB portCompare to Similar ItemsTable 2 shows the comparison of Cisco IP Phone 8811, 8831, 8841 and 8851.ModelCP-8811-K9CP-8831-K9CP-8841-K9CP-8851-K9Ethernet Switch10/100/100010/10010/100/100010/100/1000Programmable Line Keys4444Number of Line Keys5155Full Duplex SpeakerphoneYesYesYesYesWideband AudioYesYesYesYesPoE ClassificationClass 2Class 3Class 2Class 3Bluetooth / DECTNoDECT (mics)NoBluetoothThird-party Call ControlYesYesYesYesReplaceable BezelYes (Black, Silver)NoYes (Black, Silver)Yes (Black, Silver)Wall MountableYesNoYesYesCP-8831-K9= SpecificationCP-8831-K9= SpecificationSignaling protocol supportSession Initiation Protocol (SIP)Codec supportG.711, G.729 (a and ab), G.722, and Internet Low Bitrate Codec (iLBC)Calling feature support Dialing (E.164)Adjustable ringing and volume levelsAdjustable display brightnessApplication launch padAuto-answerAuto-detection of headsetBargeCall forwardCall history listsCall timerCall waitingCaller IDCorporate directoryConferenceDirect transferFast-dial serviceHoldImmediate divertJoinMessage-waiting indicatorMusic on holdMuteNetwork profiles (automatic)On- and off-network distinctive ringingPersonal directoryPredialing before sendingPrivacyRing tone per line appearanceShared lineSurvivable Remote Site Telephony (SRST)Time and date displayTransferVoicemailDirectoriesThe Cisco Unified IP Conference Phone 8831 identifies incoming messages and categorizes them for users on the screen. This feature allows you to quickly and effectively return calls using direct dial-back capability. The corporate directory integrates with the Lightweight Directory Access Protocol Version 3 (LDAPv3) standard directory.AppsThe Apps soft key allows you to enter the Applications menu, where you are able to adjust display contrast, select background images (if available), and select from a large number of unique ringer sounds through the User Preference menu. Network configuration preferences also can be set up (usually by the system administrator). Configuration can be either automatically or manually set up for Dynamic Host Control Protocol (DHCP), Trivial File Transfer Protocol (TFTP), Cisco Unified Communications Manager, and backup Cisco Unified Communications Manager instances.HelpThe online Help feature gives you information about the phone keys, buttons, and features. The pixel display allows for more flexible feature navigation and significantly expands the information viewed when using features such as Services, Information, Messages, and Directory. For example, the Directory button can show local and server-based directory information.Hold, Mute, and Redial keysThe Mute key is a fixed key. When it is active, the LED flashes on the Cisco Unified IP Conference Phone 8831 as well as on the optional wired and wireless microphone kits. Hold and Redial are provided as soft keys associated with the screen, and are always at the same position for easy access.Wired control panelThe panel allows easy control of the unit and viewing of the display without having to move the entire unit.DisplayThe conference station has a large high-resolution, graphical 3.5-inch backlit display (396 x 162 pixels).SpeakerphoneThe Cisco Unified IP Conference Phone 8831 offers full-duplex high-quality wideband speakerphone technology. Included are Automatic Gain Control, comfort-noise generation, silence suppression and voice activity detection, Echo Suppression, and dynamic noise reduction, which reduces noise by up to 9 dB from constant noise sources such as fans or heating, ventilation, and air conditioning (HVAC) systems.A two-way high-fidelity loudspeaker system provides superior speech clarity versus traditional conferencing systems.Volume controlThe convenient Volume Control buttons on Cisco Unified IP Conference Phone 8831 provide for easy, decibel-level adjustments for the speakerphone and ringer.Quality-of-service (QoS) optionsThe Cisco Unified IP Conference Phone supports DHCP and 802.1Q/p standards. The conference station can also be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID.Multiple ring tonesUser-adjustable ring tones are available.SecurityThe Cisco Unified IP Conference Phone 8831 supports device authentication through 802.1.x supplicant (TLS) and SRTP.Language supportArabic (Arabic Area)Bulgarian (Bulgaria)Catalan (Spain)Chinese (China)Chinese (Hong Kong)Chinese (Taiwan)Croatian (Croatia)Czech (Czech Republic)Danish (Denmark)Dutch (Netherlands)English (United Kingdom)Estonian (Estonia)French (France)Finnish (Finland)German (Germany)Greek (Greece)Hebrew (Israel)Hungarian (Hungary)Italian (Italy)Japanese (Japan)Latvian (Latvia)Lithuanian (Lithuania)Korean (Korea Republic)Norwegian (Norway)Polish (Poland)Portuguese (Portugal)Portuguese (Brazil)Romanian (Romania)Russian (Russian Federation)Spanish (Columbia)Spanish (Spain)Slovak (Slovakia)Swedish (Sweden)Serbian (Republic of Serbia)Serbian (Republic of Montenegro)Slovenian (Slovenia)Thai (Thailand)Turkish (Turkey)Configuration optionsYou can configure IP address assignment statically or through the DHCP client.
