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The Cisco CP-7821-K9 IP Phone is a flexible VoIP solution from Cisco’s 7800 Series. It features 2-Line Support, which delivers flexible call management-like extensions for multitasking. High-quality audio provides clear, wideband audio performance for high-definition voice communications. This Cisco IP Phone supports voice over Internet Protocol (VoIP), which allows voice calls over an internet connection instead of a traditional telephone line.
Moreover, Dual 10/100 Ethernet ports and a switch ensure fast connectivity and network optimization. In addition to this, a 3.5-inch 396x162 pixel greyscale display makes caller ID, call status, and menu readable to users.
3.5-inch 396x162 pixel greyscale display
Two programmable line keys
Full-duplex wideband speakerphone
Dual 10/100 Ethernet ports
Power over Ethernet (PoE) support
Advanced audio codecs including G.722, G.729ab, G.711, and iLBC
SIP and SRTP protocol support (for secure VoIP communication)
Built-in security features(includes 802.1X authentication )
Compatibility: Cisco CP-7821-K9 IP Phone is compatible with:
Cisco Call Control Compatibility
Cisco Unified Communications Manager (CUCM): Version 10.5.2 or later (with firmware support)
Cisco Unified Communications Manager Express (CME): Supported from version 10.0 and above
Cisco Business Edition 6000/7000: Fully compatible for mid-size enterprise deployments
Cisco Hosted Collaboration Solution (HCS): Supports cloud-hosted voice services
Network & Power Compatibility
Power over Ethernet (PoE):
IEEE 802.3af Class 1
Works with PoE-enabled switches (no need for a power adapter)
Switch Compatibility:
Compatible with Cisco Catalyst switches and any standard 10/100 Mbps Ethernet switch
Model: CP-7821-K9
Brand: Cisco
Lines Supported: 2
Display: 3.5-inch, 396 x 162 pixels, grayscale
Ethernet Switch: 2x 10/100 Mbps
Power Options: IEEE 802.3af PoE or local power supply (optional)
Audio Codec Support: G.711a/μ, G.722, G.729ab, iLBC
Call Features: Call forward, Call transfer, Call hold, Voicemail
Protocols: SCCP, SIP
Security: Secure boot, Image authentication
Operating Temperature: 32°F to 104°F (0°C to 40°C)
Relative Humidity: 10% to 95% (noncondensing)
Dimensions: 8 x 6 x 1.5 in. (203 x 152 x 38 mm)
Certification: CE, UL 60950, CSA, FCC Part 15 (CFR 47) Class B
If you are looking for a flexible VoIP solution for your organization, then the Cisco CP-7821-K9 IP Phone is the best choice. At Server Tech Central, we deal in reliable communication devices that meet exceptional standards of connectivity, speed, and security. You can rely on us as we prefer customer-centric values in terms of services, quality, and cost.
Our Services
We specialize in selling and purchasing new and refurbished servers, network components, computer parts, data storage solutions, and other items related to IT hardware infrastructure.
Why Server Tech Central?
With years of industry experience, our motto is to provide cost-effective, durable, and reliable IT hardware solutions to businesses of all sizes — from small startups to enterprise-grade tech industries. We keep the ongoing needs of the digital world in consideration and provide customized solutions according to the customer’s requirements. Moreover, our extensive industry is equipped with a wide range of products from top-tier brands like Dell, HP, Cisco. IBM, Lenovo, and more. Our refurbished products go through extensive testing and certification to ensure robust and high-performance.
Product Guarantee
Our products are backed by warranty and authenticity. You may reach us for any sort of help before, during, and after the sale. Our team of professionals and technicians knows what meets your demands within your desired cost. With our 24/7 assistance, we provide unwavering customer support.
How to reach us?
If you have any queries about product condition, functionality, and availability, reach us at (888) 787-4795 or support@servertechcentral.com
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The Cisco CP-7821-K9 IP Phone is a flexible VoIP solution from Cisco’s 7800 Series. It features 2-Line Support, which delivers flexible call management-like extensions for multitasking. High-quality audio provides clear, wideband audio performance for high-definition voice communications. This Cisco IP Phone supports voice over Internet Protocol (VoIP), which allows voice calls over an internet connection instead of a traditional telephone line.
Moreover, Dual 10/100 Ethernet ports and a switch ensure fast connectivity and network optimization. In addition to this, a 3.5-inch 396x162 pixel greyscale display makes caller ID, call status, and menu readable to users.
3.5-inch 396x162 pixel greyscale display
Two programmable line keys
Full-duplex wideband speakerphone
Dual 10/100 Ethernet ports
Power over Ethernet (PoE) support
Advanced audio codecs including G.722, G.729ab, G.711, and iLBC
SIP and SRTP protocol support (for secure VoIP communication)
Built-in security features(includes 802.1X authentication )
Compatibility: Cisco CP-7821-K9 IP Phone is compatible with:
Cisco Call Control Compatibility
Cisco Unified Communications Manager (CUCM): Version 10.5.2 or later (with firmware support)
Cisco Unified Communications Manager Express (CME): Supported from version 10.0 and above
Cisco Business Edition 6000/7000: Fully compatible for mid-size enterprise deployments
Cisco Hosted Collaboration Solution (HCS): Supports cloud-hosted voice services
Network & Power Compatibility
Power over Ethernet (PoE):
IEEE 802.3af Class 1
Works with PoE-enabled switches (no need for a power adapter)
Switch Compatibility:
Compatible with Cisco Catalyst switches and any standard 10/100 Mbps Ethernet switch
Model: CP-7821-K9
Brand: Cisco
Lines Supported: 2
Display: 3.5-inch, 396 x 162 pixels, grayscale
Ethernet Switch: 2x 10/100 Mbps
Power Options: IEEE 802.3af PoE or local power supply (optional)
Audio Codec Support: G.711a/μ, G.722, G.729ab, iLBC
Call Features: Call forward, Call transfer, Call hold, Voicemail
Protocols: SCCP, SIP
Security: Secure boot, Image authentication
Operating Temperature: 32°F to 104°F (0°C to 40°C)
Relative Humidity: 10% to 95% (noncondensing)
Dimensions: 8 x 6 x 1.5 in. (203 x 152 x 38 mm)
Certification: CE, UL 60950, CSA, FCC Part 15 (CFR 47) Class B
If you are looking for a flexible VoIP solution for your organization, then the Cisco CP-7821-K9 IP Phone is the best choice. At Server Tech Central, we deal in reliable communication devices that meet exceptional standards of connectivity, speed, and security. You can rely on us as we prefer customer-centric values in terms of services, quality, and cost.
Our Services
We specialize in selling and purchasing new and refurbished servers, network components, computer parts, data storage solutions, and other items related to IT hardware infrastructure.
Why Server Tech Central?
With years of industry experience, our motto is to provide cost-effective, durable, and reliable IT hardware solutions to businesses of all sizes — from small startups to enterprise-grade tech industries. We keep the ongoing needs of the digital world in consideration and provide customized solutions according to the customer’s requirements. Moreover, our extensive industry is equipped with a wide range of products from top-tier brands like Dell, HP, Cisco. IBM, Lenovo, and more. Our refurbished products go through extensive testing and certification to ensure robust and high-performance.
Product Guarantee
Our products are backed by warranty and authenticity. You may reach us for any sort of help before, during, and after the sale. Our team of professionals and technicians knows what meets your demands within your desired cost. With our 24/7 assistance, we provide unwavering customer support.
How to reach us?
If you have any queries about product condition, functionality, and availability, reach us at (888) 787-4795 or support@servertechcentral.com
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