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Cisco IP Phone 8811 Series (CP-8811-K9=)

  • $421.00
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Cisco IP Phone 8811 Series (CP-8811-K9=) widescreen grayscale display,  High-quality Voice Communication, easy to use, cisco EnergyWise - Local Warranty

The Cisco IP Phone 8811 is a cost-effective, business-class collaboration endpoint that delivers high-fidelity, reliable, secure, and scalable voice communications for small to large enterprise businesses.


  • PoE Supported Yes


  • Switch Type 10/100/1000 BASE-T Ethernet
  • No. of Port 2


  • Display Size 5 inch
  • Display Resolution 800 x 480
  • LCD Type Grayscale


  • Depth (mm) 40.0
  • Height (mm) 229.1
  • Width (mm) 257.3
  • Weight (Grams) 1.2


  • Security * Cure boot * Cure credential storage * Vice authentication * Nfiguration 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 * Secure Sockets Layer (SSL)-based VPN client
  • 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
  • Operating Temperature 0 to 40 °C
  • Other Features * Ergonomic design: The phone offers an easy-to-use interface and provides a traditional telephony-like user experience. * Electronic hookswitch: You can control the hookswitch electronically with a third-party headset connected to an auxiliary port.


  • Type of Key Conference Key ,Directories Key ,Headset Key ,Hold/Resume ,Hot Key ,Line Keys ,Messages Key ,Speakerphone Key ,Transfer Key ,Volume Control Key
  • Codec Support G.711a ,G.722 ,G.729a ,iLBC ,iSAC
  • Signaling Protocol Support SIP
  • Interface Type 1 x RJ-45 ,2 x RJ-9


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