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CP-8841-K9

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CP-8841-K9 Specifications
Audio   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   coaching
Electronic   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-negotiation
Security 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 client
Physical   dimensions●  9.02 x 10.13 x 1.57   in. (229.1 x 257.34 x 40 mm)
(H × W   × D)(excluding foot stand)
Weight   (with handset)●  2.58 lb (1.17 kg)
Phone-casing   composition●  Polycarbonate   acrylonitrile butadiene styrene (ABS) textured plastic; Cosmetic class A
Operational   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%, noncondensing
Language 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)


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  +86-0755-28447806
  +86-18929367032
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  +86-18929367032
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