Cisco Cp-8841-K9= Cisco IP Phone 8841 Office VoIP Phone

  Product DescriptionCP-8841-K9 SpecificationCP-8841-K9 SpecificationsAudio codec support  G.711a-law and mu-law, G.722, G.729a, Internet Low Bitrate Codec (iLBC), and Internet Speech Audio Codec (iSAC)Call features  + Dialing  Abbreviated dialing  Adjustable ring tones and volume levels  Adjustable display brightness  Agent greeting  Auto-answer  Auto-detection of headset  cBarge  Busy Lamp Field (BLF)  Busy Lamp Field (BLF) Pickup  Busy Lamp Field (BLF) speed dial  Callback  Call forward  Call forward notification  Call filter  Call history lists  Call park  Call pickup  Call timer  Call waiting  Call chaperone  Caller ID  Corporate directory  Conference, including traditional Join feature  Cross Cluster Extension Mobility (EMCC)  Direct transfer  Extension mobility  Fast-dial service  Forced access codes and client matter codes  Group call pickup  Hold  Intercom  Immediate divert  Malicious-caller ID  Message-waiting indicator (MWI)  Meet-me conference  Mobility  Music on hold (MoH)  Mute  Network profiles (automatic)  On- and off-network distinctive ringing  Personal directory  PickUp  Predialing before sending  Privacy  Private Line Automated Ringdown (PLAR)  Redial  Ring tone per line appearance  Service Uniform Resource Locator (URL)  Shared line  Silent monitoring and recording  Speed dial  Time and date display  Transfer  Uniform Resource Identifier (URI) dialing  Visual voice mail  Voice mail  Whisper coachingElectronic hookswitch  You can control the hookswitch electronically with a third-party headset connected to the auxiliary port.Quality-of-service (QoS) options  The phone supports Cisco Discovery Protocol and 802.1Q/p standards, and can be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID.Network features  Session Initiation Protocol (SIP) for signaling  Session Description Protocol (SDP)  IPv4 and IPv6  User Datagram Protocol (UDP) (used only for Real-Time Transport Protocol [RTP] streams)  Dynamic Host Configuration Protocol (DHCP) client or static configuration  Gratuitous Address Resolution Protocol (GARP)  Domain Name System (DNS)  Trivial File Transfer Protocol (TFTP)  Secure Hypertext Transfer Protocol (HTTPS)  VLAN  Real-Time Transport Protocol (RTP)  Real-Time Control Protocol (RTCP)  Cisco Peer-to-Peer Distribution Protocol (PPDP)  Cisco Discovery Protocol  LLDP (including LLDP-MED)  Switch speed auto-negotiationSecurity features  Secure boot  Secure credential storage  Device authentication  Configuration file authentication and encryption  Image authentication  Random bit generation  Hardware cryptographic acceleration  Certificate Authority Proxy Function (CAPF)  Manufacturer-Installed Certificates (MIC)  Locally Significant Certificates (LSC)  Ethernet 802.1x supplicant options: Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling (EAP-FAST) and Extensible Authentication Protocol-Transport Layer Security (EAP-TLS)  Signaling authentication and encryption using TLS  Media authentication and encryption using SRTP  HTTPS for client and server  Secure Shell (SSH) Protocol server  SSL-based VPN clientPhysical dimensions(H × W × D)  9.02 x 10.13 x 1.57 in. (229.1 x 257.34 x 40 mm)(excluding foot stand)Weight (with handset)  2.58 lb (1.17 kg)Phone-casing composition  Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic; Cosmetic class AOperational temperature  32 to 104°F (0 to 40°C)Nonoperational temperature shock  14 to 140°F (-10 to 60°C)Humidity  Operating 10 to 90%, noncondensing  Nonoperating 10 to 95%, noncondensingLanguage support  Arabic (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)  French (Canada)  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)         Packaging & ShippingFAQQ:Will the product be damaged in the course of transportation?A:Our company can guarantee that all products will be packed in special materials before transportation. Q:How do the goods arrive  to international buyer?A:Goods are transported through UPS, EMS, DHL, FEDEX or express delivery company authorized by the buyer. Q:What about the tariff?A:As is known to all, customs duties should be borne by international buyers. Q: What is your leading time? A: With ready stock leading time is 1-2weeks, if need change warranty card or user manual,