Cisco 6851 IP phone Black 4 lines Wi-Fi
Cisco 6851 IP phone Black 4 lines Wi-Fi
Overall Rating: 2.1 / 5 (average from multiple review sources, as of 27 Jan 2026)
Based on a total of 45 customer reviews from independent review platforms.
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Based on a total of 45 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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Cisco 6851 IP phone Black 4 lines Wi-Fi
Overall Rating: 3.2 / 5 (average from multiple review sources, as of 25 Jan 2026)
Based on a total of 42 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 42 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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Cisco 6851 IP Phone - with MPP Firmware, CP-6851-3PCC-K9=
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 6 Feb 2026)
Based on a total of 7,140 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 7,140 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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Cisco CP-6851-3PCC-K9
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Product Information
Ports & interfaces
| Ethernet LAN (RJ-45) ports | 2 |
| RJ-9 ports quantity | 1 |
| Expansion module support | Yes |
Certificates
| Safety | UL 60950, CAN/CSA-C22.2 No. 60950 Second Edition, EN 60950 Second Edition (including A11 and A12), IEC 60950 Second Edition (including A11 and A12), AS/NZS 60950 |
| Certification | - 47CFR Part 15 (CFR 47) Class B - AS/NZS CISPR32:2015 Class B - CISPR 32: 2015_COR1:2016 Class B - EN55032: 2015+AC:2016 - ICES003 Class B - EN61000-3-2:2014 and IEC 61000-3-2:2014 - EN61000-3-3:2013 and IEC61000-3-3:2013 - EN55024 - CISPR24 - Armadillo Light - FCC Part 68 HAC - CS-03-HAC - AS/ACIF S004 - AS/ACIF S040 - NZ PTC 220 |
| Compliance industry standards | TIA 810 TIA 920 IEEE 802.3 Ethernet, IEEE 802.3af (for CP-6851 only) |
Power
| Power over Ethernet (PoE) | Yes |
Operational conditions
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage relative humidity (H-H) | 10 - 95% |
| Storage temperature (T-T) | -10 - 60 °C |
Weight & dimensions
| Weight | 615 g |
| Height | 33 mm |
| Depth | 265 mm |
| Width | 207 mm |
Packaging content
| Number of handles included | 1 pc(s) |
Logistics data
| Harmonized System (HS) code | 85171800 |
Network
| Supported network protocols | WEP, WPA-PSK, WPA2-PSK, EAP-FAST, PEAP-GTC, PEAP-MSCHAP2 |
| Quality of Service (QoS) support | Yes |
| DHCP client | Yes |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Ethernet LAN interface type | Gigabit Ethernet |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Ethernet LAN | Yes |
Design
| Product colour | Black |
| Handset type | Wired handset |
| Product type | IP Phone |
Audio
| Speakerphone | Yes |
| Microphone mute | Yes |
Camera
| Front camera | No |
Display
| Backlight colour | White |
| Backlight display | Yes |
| Touchscreen | No |
| Display number of colours | Monochrome |
| Display resolution | 396 x 162 pixels |
| Display diagonal | 8.89 cm (3.5") |
Phone features
| Call waiting | Yes |
| Distinctive ring | Yes |
| Speed dialling | Yes |
| Intercom | Yes |
| Call hold | Yes |
| Call forwarding | Yes |
| Do not disturb function | Yes |
| Caller ID | Yes |
| Call park | Yes |
| Anonymous call | Yes |
| Anonymous call rejection | Yes |
| Full duplex | Yes |
| Call transfer | Yes |
| Call history | Yes |
| Lines quantity | 4 lines |
Product information
At a glance
- Exceptional sound quality for clear conversations.
- User-friendly interface with customizable features.
- Compact design fits any workspace effortlessly.
Note: This text was created with the help of AI.
Discover the Ultimate Communication Tool: Cisco Systems 6851
Designed for modern businesses and professionals, the Cisco Systems 6851 is perfect for anyone who values efficient communication. Whether you are a remote worker, part of a bustling office environment, or running a small business, this phone caters to all your communication needs. It’s a standout choice for those seeking an upgrade from traditional Analogue Corded Phones to a more advanced, feature-rich device.
Impressive Features and Advantages
The Cisco Systems 6851 is packed with cutting-edge features that enhance your phone experience:
- High-Quality Audio: Enjoy crystal-clear voice quality with wideband audio that ensures every conversation is smooth.
- Customizable Display: A vibrant color LCD screen lets you view contacts and calls at a glance, making navigation a breeze.
- Easy Integration: Seamlessly connects to your existing Cisco network, simplifying setup and maintenance.
- Multiple Lines: Handle numerous calls with support for multiple lines, making it ideal for busy environments.
Stylish Design Meets Functionality
Your workspace deserves more than just functionality—it deserves style! The Cisco Systems 6851 boasts a modern, sleek design that fits beautifully in any office setting. Its compact footprint means it won’t take up too much space on your desk, while the intuitive interface and programmable keys make it easy to operate. The adjustable stand allows for customizable viewing angles, further enhancing comfort during long calls.
Enhance Your Productivity
The Cisco Systems 6851 doesn't just look good; it works even better! With features like built-in Bluetooth for wireless headsets and support for VoIP calls, it ensures you stay connected no matter where your work takes you. The phone’s advanced security features protect your privacy, giving you peace of mind as you communicate. Plus, with easy access to your contact list and call history, you can keep your conversations flowing effortlessly.
Note: This text was created with the help of AI.
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The Cisco® IP Phone 6800 Series with Multiplatform Phone (MPP) Firmware is a cost-effective. high-fidelity voice communications portfolio designed to improve your organization’s person-to-person communications while reducing your operating costs on approved Unified- Communications-as-a-Service (UCaaS) platforms. The 6800 Series combines an attractive. new ergonomic design with “always-on” reliability and secure encrypted communications. The phones deliver advanced IP telephony features and wideband audio capabilities with an easy-to-use. full-featured voice communications experience. The Cisco IP Phone 6800 Series provides four phone models (and an optional Key Expansion Module) to the Cisco Multiplatform P hone (MPP) portfolio (Figure 1): - Cisco IP Phone 6851 with Multiplatform Firmware. supporting four SIP registrations Only the 6851 supports the Key Expansion Module (KEM). Cisco IP Phone 6800 Series product overview The line buttons on each model are fully programmable. You can set
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