Cisco IP Phone 7821 (CP-7821-K9)
RRP $529.51
45% OFF
Not sure what you need?
Read our complete guide.
Not sure what you need?
Read our complete guide.
RRP $529.51
45% OFF
The Cisco IP Phone 7821 is a full-featured two-line business phone for staff with light-to-moderate call volumes. It pairs a clear 3.5″ greyscale display with an easy-to-use interface, a dual-position foot stand and standards-based security — a cost-effective, reliable desk phone for the wider workforce.
Reception areas, common areas and general staff who need a dependable two-line phone without extra features. Supplied as the Australian version with official Cisco manufacturer warranty.
How many lines does it support?
Two lines.
How is it powered?
By Power over Ethernet (802.3af, Class 1). If your network doesn’t supply PoE, a compatible power adapter is required and is sold separately.
Is the display colour?
No — it’s a 3.5″ greyscale display.
Will it work with my phone system?
Yes — it’s a standards-based SIP phone that registers to hosted or on-premise VoIP systems.
Is it the Australian version?
Yes, Australian stock with official Cisco manufacturer warranty.
| Input Voltage | 48 V DC |
| Number of Network (RJ-45) Ports | 2 |
| Network (RJ-45) | Yes |
| PoE (RJ-45) Port | Yes |
| Package Contents |
|
| Certifications & Standards |
|
| Licence Details | User Connect License |
| Display Colour | Monochrome |
| Screen Resolution | 396 x 162 |
| Screen Size | 8.9 cm (3.5") |
| Backlight | Yes |
| Speakerphone | Yes |
| Voice Codec | G.711a |
| G.711u | |
| G.729ab | |
| G.722 | |
| iLBC | |
| Features | Auto-answer |
| Voice Mail | |
| Speed Dial | |
| Multiple Ring Tones | |
| Multilingual Menu | |
| Distinctive Ringing | |
| Call Waiting | |
| Do Not Disturb Setting | |
| Call Forwarding | |
| Indicator | |
| Music on Hold | |
| Date and Time | |
| Call History | |
| IP Phone Technology | VoIP |
| Total Number of Phone Lines | 2 |
| Caller ID | Yes |
| Base Unit Connectivity Technology | Corded |
| Communication Protocols | CDP |
| SIP | |
| SRTP | |
| LDAP | |
| Quality of Service | 802.1p/q |
| Weight (Approximate) | 867 g |
| Form Factor | Wall Mountable |
| Height | 207 mm |
| Width | 206 mm |
| Depth | 28 mm |
| Product Color | Charcoal |
| Product Type | IP Phone |
| Manufacturer Part Number | CP-7821-K9= |
| Manufacturer Website Address | http://www.cisco.com/c/en_au |
| Manufacturer | Cisco Systems, Inc |
| Product Model | 7821 |
| Product Name | IP Phone 7821 |
| Product Series | 7800 |
| Brand Name | Cisco |
| Buttons & Keys Type | Message |
| Volume Control | |
| Directory | |
| Service | |
| Transfer/Conference | |
| Hold Button | |
| Speaker | |
| Mute | |
| Navigation | |
| Headset |
| SKU | CP-7821-K9 |
| Barcode # | 882658621840 |
| Brand | CISCO |
| Shipping Weight | 1.1300kg |
| type | CISCO IP PHONES |
Manufacturer Warranty
The Cisco IP Phone 7821 is a full-featured two-line business phone for staff with light-to-moderate call volumes. It pairs a clear 3.5″ greyscale display with an easy-to-use interface, a dual-position foot stand and standards-based security — a cost-effective, reliable desk phone for the wider workforce.
Reception areas, common areas and general staff who need a dependable two-line phone without extra features. Supplied as the Australian version with official Cisco manufacturer warranty.
How many lines does it support?
Two lines.
How is it powered?
By Power over Ethernet (802.3af, Class 1). If your network doesn’t supply PoE, a compatible power adapter is required and is sold separately.
Is the display colour?
No — it’s a 3.5″ greyscale display.
Will it work with my phone system?
Yes — it’s a standards-based SIP phone that registers to hosted or on-premise VoIP systems.
Is it the Australian version?
Yes, Australian stock with official Cisco manufacturer warranty.
Manufacturer Warranty
| Input Voltage | 48 V DC |
| Number of Network (RJ-45) Ports | 2 |
| Network (RJ-45) | Yes |
| PoE (RJ-45) Port | Yes |
| Package Contents |
|
| Certifications & Standards |
|
| Licence Details | User Connect License |
| Display Colour | Monochrome |
| Screen Resolution | 396 x 162 |
| Screen Size | 8.9 cm (3.5") |
| Backlight | Yes |
| Speakerphone | Yes |
| Voice Codec | G.711a |
| G.711u | |
| G.729ab | |
| G.722 | |
| iLBC | |
| Features | Auto-answer |
| Voice Mail | |
| Speed Dial | |
| Multiple Ring Tones | |
| Multilingual Menu | |
| Distinctive Ringing | |
| Call Waiting | |
| Do Not Disturb Setting | |
| Call Forwarding | |
| Indicator | |
| Music on Hold | |
| Date and Time | |
| Call History | |
| IP Phone Technology | VoIP |
| Total Number of Phone Lines | 2 |
| Caller ID | Yes |
| Base Unit Connectivity Technology | Corded |
| Communication Protocols | CDP |
| SIP | |
| SRTP | |
| LDAP | |
| Quality of Service | 802.1p/q |
| Weight (Approximate) | 867 g |
| Form Factor | Wall Mountable |
| Height | 207 mm |
| Width | 206 mm |
| Depth | 28 mm |
| Product Color | Charcoal |
| Product Type | IP Phone |
| Manufacturer Part Number | CP-7821-K9= |
| Manufacturer Website Address | http://www.cisco.com/c/en_au |
| Manufacturer | Cisco Systems, Inc |
| Product Model | 7821 |
| Product Name | IP Phone 7821 |
| Product Series | 7800 |
| Brand Name | Cisco |
| Buttons & Keys Type | Message |
| Volume Control | |
| Directory | |
| Service | |
| Transfer/Conference | |
| Hold Button | |
| Speaker | |
| Mute | |
| Navigation | |
| Headset |
| SKU | CP-7821-K9 |
| Barcode # | 882658621840 |
| Brand | CISCO |
| Shipping Weight | 1.1300kg |
Copyright © 2026 DiGi Phone.
ABN: 49 168 373 519
Welcome to our website. If you continue to browse and use this website, you are agreeing to comply with and be bound by the following terms and conditions of use, which together with our privacy policy govern DiGi Phone’s relationship with you in relation to this website. If you disagree with any part of these terms and conditions, please do not use our website.
The term ‘DiGi Phone’ or ‘us’ or ‘we’ refers to the owner of the website whose registered office is U12 , 35 Redland Drive , VERMONT, VIC, 3133. Our ABN is 49 168 373 519. The term ‘you’ refers to the user or viewer of our website.
The use of this website is subject to the following terms of use:
This privacy policy sets out how we uses and protects any information that you give us when you use this website.
We are committed to ensuring that your privacy is protected. Should we ask you to provide certain information by which you can be identified when using this website, then you can be assured that it will only be used in accordance with this privacy statement.
We may change this policy from time to time by updating this page. You should check this page from time to time to ensure that you are happy with any changes.
What we collect
We may collect the following information:
What we do with the information we gather
We require this information to understand your needs and provide you with a better service, and in particular for the following reasons:
Security
We are committed to ensuring that your information is secure. In order to prevent unauthorised access or disclosure, we have put in place suitable physical, electronic and managerial procedures to safeguard and secure the information we collect online.
How we use cookies
A cookie is a small file which asks permission to be placed on your computer's hard drive. Once you agree, the file is added and the cookie helps analyse web traffic or lets you know when you visit a particular site. Cookies allow web applications to respond to you as an individual. The web application can tailor its operations to your needs, likes and dislikes by gathering and remembering information about your preferences.
We use traffic log cookies to identify which pages are being used. This helps us analyse data about webpage traffic and improve our website in order to tailor it to customer needs. We only use this information for statistical analysis purposes and then the data is removed from the system.
Overall, cookies help us provide you with a better website by enabling us to monitor which pages you find useful and which you do not. A cookie in no way gives us access to your computer or any information about you, other than the data you choose to share with us.
You can choose to accept or decline cookies. Most web browsers automatically accept cookies, but you can usually modify your browser setting to decline cookies if you prefer. This may prevent you from taking full advantage of the website.
Links to other websites
Our website may contain links to other websites of interest. However, once you have used these links to leave our site, you should note that we do not have any control over that other website. Therefore, we cannot be responsible for the protection and privacy of any information which you provide whilst visiting such sites and such sites are not governed by this privacy statement. You should exercise caution and look at the privacy statement applicable to the website in question.
Controlling your personal information
You may choose to restrict the collection or use of your personal information in the following ways:
We will not sell, distribute or lease your personal information to third parties unless we have your permission or are required by law to do so. We may use your personal information to send you promotional information about third parties which we think you may find interesting if you tell us that you wish this to happen.
If you believe that any information we are holding on you is incorrect or incomplete, please write to or email us as soon as possible at the above address. We will promptly correct any information found to be incorrect.
