Cisco CP-7821-K9 IP phone / endpoint
Brand: Cisco | Category: Accessories & Components
SKU: CSC-CP-7821-K9 | Part #: CP-7821-K9 | MPN: CP-7821-K9
Contact for Pricing — Request a Quote
About the Cisco CP-7821-K9 IP phone / endpoint
The Cisco CP-7821-K9 IP phone / endpoint from Cisco is enterprise-grade Accessories & Components hardware built for data centers. It features 802.3af PoE interface. The Cisco CP-7821-K9 is a two-line entry-level IP phone engineered for general business communications in enterprise and SMB environments. Built on the Cisco Unified Communications architecture, it delivers wideband audio (HD voice) across both its handset and internal speakerphone, enabling clear, natural call quality on every conversation. The phone registers natively with Cisco Unified Communications Manager (UCM) and is fully supported under the Cisco Webex Calling cloud Available in brand new condition. Cisco accessories & components products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Cisco |
| Category | Accessories & Components |
| SKU | CSC-CP-7821-K9 |
| Part Number | CP-7821-K9 |
| Condition | New |
| Interface | 802.3af PoE |
| Manufacturer Part Number | CP-7821-K9 |
| Product Series | Cisco IP Phone 7800 Series |
| Call Control Compatibility | Cisco Unified Communications Manager (UCM), Cisco Webex Calling, Cisco Unified CME, SRST |
| Protocol | SIP |
| Line Appearances | 2 |
| Display | 3.2-inch grayscale backlit LCD |
| Display Resolution | 396 x 162 pixels |
| Programmable Feature Keys | 2 |
| Fixed Feature Keys | Mute, Hold, Transfer, Conference, Redial, Messages, Applications, Navigation Cluster, Volume |
| Audio | Wideband (HD) audio on handset and speakerphone |
| Speakerphone | Full-duplex |
| Headset Interface | RJ-9 analog headset port |
| Network Interface | Two 10/100 Mbps Ethernet ports (SW port for PC passthrough, PC port for network uplink) |
| Power | IEEE 802.3af Power over Ethernet (PoE); optional external power adapter (sold separately) |
| VLAN Support | Yes — voice and data VLAN segmentation |
| Security | 802.1X port-based authentication, HTTPS provisioning, SRTP media encryption, TLS signaling |
| Provisioning | TFTP, HTTP/HTTPS |
| Codec Support | G.711, G.722, G.729a, iLBC |
| Form Factor | Desktop with adjustable footstand |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Regulatory Compliance | CE, FCC Part 15 Class B, UL |
Frequently Asked Questions about Cisco CP-7821-K9 IP phone / endpoint
What does the Cisco CP-7821-K9 IP phone / endpoint do?
The Cisco CP-7821-K9 IP phone / endpoint is enterprise IT hardware deployed in production data centers, server rooms, and edge sites across the GCC and EMEA region.