Datasheet

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Features
Specifications
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Czech (Czech Republic)
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Danish (Denmark)
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Dutch (Netherlands)
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English (United Kingdom)
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Estonian (Estonia)
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French (France)
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Finnish (Finland)
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German (Germany)
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Greek (Greece)
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Hebrew (Israel)
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Hungarian (Hungary)
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Italian (Italy)
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Japanese (Japan)
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Latvian (Latvia)
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Lithuanian (Lithuania)
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Korean (Korea Republic)
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Norwegian (Norway)
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Polish (Poland)
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Portuguese (Portugal)
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Portuguese (Brazil)
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Romanian (Romania)
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Russian (Russian Federation)
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Spanish (Columbia)
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Spanish (Spain)
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Slovak (Slovakia)
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Swedish (Sweden)
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Serbian (Republic of Serbia)
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Serbian (Republic of Montenegro)
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Slovenian (Slovenia)
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Thai (Thailand)
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Turkish (Turkey)
Multiple ring tones
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The phone supports user-adjustable ring tones
Directories
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The phone identifies incoming messages and categorizes them for users on the screen. This makes it fast
and easy to return calls using direct dial-back capability. The corporate directory integrates with the
Lightweight Directory Access Protocol (LDAP) standard directory
Quality-of-service (QoS)
options
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The phone supports CDP 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
Security
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Certificates
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Image authentication
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Device authentication
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File authentication
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Signaling authentication
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Media encryption using Secure Real-Time Transfer Protocol (SRTP)
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Signaling encryption using Transport Layer Security (TLS) Protocol
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Encrypted configuration files
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802.1X authentication
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Cryptography
Configuration options
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The user can configure IP address assignment statically or through the DHCP client
Physical dimensions (H×W×D)
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CP-7821: 207 x 206 x 28mm (exclude foot stand)
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CP-7841: 207 x 206 x 28mm (exclude foot stand)
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CP-7861: 207 x 265 x 28mm (exclude foot stand)
Weight
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CP-7821: 867g
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CP-7841: 868g
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CP-7861: 1053g
Display
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3.5” 396×162 pixels