Cisco CP-7861-K9 IP Phone
| Model: | CP-7861-K9 |
| Detail: | Cisco Unified IP Phone CP-7861 Cisco 7800 Unified IP Phone |
Check Cisco All IP Phones
The Cisco IP Phone 7861 is designed for small to large businesses, seeking high-quality, full-featured VoIP communications.
Quick Specs
Table 1 shows the Quick Spec.
| Product Code | CP-7861-K9 |
| Screen | 396 x 162 pixel (3.5 in. / 89 mm) |
| Ethernet Switch | 10/100 |
| Programmable Line Keys | 16 |
| Full Duplex Speakerphone | Yes |
| Number of Line Keys | 16 |
| Wideband Audio | Yes |
| PoE Class | 1 |
| Third-party Call Control | Yes |
| Replaceable Bezel | Yes |
| Package Weight | 1.7 Kg |
Product Details
Before you use the Cisco IP Phone 7861, it should be connected to the corporate IP telephony network.
Note:
① AC power wall plug (optional) ② Network port (10/100 SW) connection. IEEE 802.3af power enabled ③ Access port (10/100 PC) connection
④ Auxiliary port (optional) ⑤ Handset connection ⑥ Analog headset connection (optional)
Note:
① Handset light strip ② Phone screen ③ Softkey buttons ④ Programmable feature buttons ⑤ Navigation and Select button ⑥ Hold/Resume button
⑦ Conference button ⑧ Transfer button ⑨ Speakerphone button ⑩ Headset button ⑪ Mute button ⑫ Keypad ⑬ Volume button
⑭ Contacts button ⑮ Applications button ⑯ Messages button ⑰ Handset
Compare to Similar Items
Table 2 shows the comparison of Cisco IP Phone 7811, 7821, 7841 and 7861.
| Model | CP-781-K9 | CP-7821-K9 | CP-781-K9 | CP-7861-K9 |
| Ethernet switch | 10/100 | 10/100 | 10/100/1000 | 10/100 |
| Programable line keys | 0 | 2 | 4 | 16 |
| Number of Line Keys | 0 | 2 | 4 | 16 |
| Full duplex speakerphone | Yes (narrowband) | Yes | Yes | Yes |
| PoE Class | 1 | 1 | 1 | 1 |
| Third-party call control | Planned | Yes | Yes | Yes |
| Replaceable bezel | N/A | Yes | Yes | Yes |
Get more information
Do you have any question about the Cisco IP Phone 7861/K9?
CP-7861-K9 Specification
CP-7861-K9 Specifications | |
| Signaling protocol support | ● Session Initiation Protocol (SIP) |
| Codec support | ● G.711a/μ, G.722, G.729a, iLBC |
| Key call features support | ● + Dialing (E.164) ● Abbreviated dial ● Adjustable ringing and volume levels ● Adjustable display contrast ● Agent greeting ● Auto-answer ● Auto-detection of headset (Not available on the IP Phone 7811) ● Busy Lamp Field (BLF) (Not available on the IP Phone 7811) ● Call back ● Call forward ● Call history ● Call park ● Call Pickup ● Call timer ● Call waiting ● Caller ID ● cBarge ● Corporate directory ● Conference ● Cross Cluster Extension Mobility (EMCC) ● Dial from the list ● Direct transfer ● Do not disturb ● Extension Mobility (EM) ● Forced access codes and client matter codes ● Group call pickup ● Hold/resume ● Immediate divert ● Intercom (Not available on the IP Phone 7811) ● Join (Not available on the IP Phone 7811) ● Message-waiting indicator ● Meet me conference ● Mobility ● Music on hold ● Mute ● Network profiles (automatic) ● On- and off-network distinctive ringing ● Personal directory ● Privacy ● Private Line Automated Ringdown (PLAR) ● Redial ● Ring tone per line appearance ● Shared line ● Silent monitoring and recording ● Speed dial ● Time and date display ● Transfer ● Voicemail ● Whisper coaching |
| Language support | ● Arabic (Arabic Area) ● Bulgarian (Bulgaria) ● Catalan (Spain) ● Chinese (China) ● Chinese (Hong Kong) ● Chinese (Taiwan) ● Croatian (Croatia) ● Czech (Czech Republic) ● Danish (Denmark) ● Dutch (Netherlands) ● English (United Kingdom) ● Estonian (Estonia) ● French (France) ● Finnish (Finland) ● German (Germany) ● Greek (Greece) ● Hebrew (Israel) ● Hungarian (Hungary) ● Italian (Italy) ● Japanese (Japan) ● Latvian (Latvia) ● Lithuanian (Lithuania) ● Korean (Korea Republic) ● Norwegian (Norway) ● Polish (Poland) ● Portuguese (Portugal) ● Portuguese (Brazil) ● Romanian (Romania) ● Russian (Russian Federation) ● Spanish (Columbia) ● Spanish (Spain) ● Slovak (Slovakia) ● Swedish (Sweden) ● Serbian (Republic of Serbia) ● Serbian (Republic of Montenegro) ● Slovenian (Slovenia) ● Thai (Thailand) ● Turkish (Turkey) |
| Multiple ring tones | ● The phone supports user-adjustable ring tones. |
| Directories | ● The phone identifies incoming messages and categorizes them for users on the screen. This makes it fast and easy to return calls using direct dial-back capability. The corporate directory integrates with the Lightweight Directory Access Protocol (LDAP) standard directory. |
| Quality-of-service (QoS) options | ● The phone supports CDP and 802.1Q/p standards, and can be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID. |
| Security | ● Certificates ● Image authentication ● Device authentication ● File authentication ● Signaling authentication ● Media encryption using Secure Real-Time Transfer Protocol (SRTP) using AES-128 ● Signaling encryption using Transport Layer Security (TLS) Protocol using AES-128 or AES-256 ● Encrypted configuration files ● 802.1X authentication ● Cryptography |
| Configuration options | ● The user can configure IP address assignment statically or through the DHCP client. |
| Physical dimensions (H×W×D) | ● IP Phone 7861: 207 x 265 x 28mm (exclude foot stand) |
| Weight | ● IP Phone 7861: 1053g |
| Display | ● IP Phone 7861: 3.5″ 396×162 pixels |
| Ethernet switch | ● The phone has a 10/100BASE-T or a 10/100/1000BASE-T |
| Phone casing composition | ● Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic. |
| Power requirements | ● The phone is an interoperable IEEE 802.3af PoE (Class 1 device); 48 VDC is required; it can be supplied locally at the desktop using an optional AC-to-DC power supply (CP-PWR-CUBE-3=). Use of the power supply also requires the use of one of the corresponding AC country cords. |
| Operational temperature | ● 32 to 104°F (0 to 40°C) |
| Nonoperational temperature shock | ● 14 to 140°F (-10 to 60°C) |
| Humidity | ● Operating 10% to 90%, non-condensing ● Non-operating 10% to 95%, non-condensing |
| Cosmetic | ● Cisco cosmetic class A |
| Certification and compliance | ● Regulatory Compliance ◦ CE Markings per directives 2004/108/EC and 2006/95/EC ● Safety ◦ UL 60950 Second Edition ◦ CAN/CSA-C22.2 No. 60950 Second Edition ◦ EN 60950 Second Edition (including A11 & A12) ◦ IEC 60950 Second Edition (including A11 & A12) ◦ AS/NZS 60950 ◦ GB4943 ● EMC – Emissions ◦ 47CFR Part 15 (CFR 47) Class B ◦ AS/NZS CISPR22 Class B ◦ CISPR22: 2005 w/Amendment 1: 2005 Class B ◦ EN55022: 2006 w/Amendment 1: 2007 Class B ◦ ICES003 Class B ◦ VCCI Class B ◦ EN61000-3-2 ◦ EN61000-3-3 ◦ KN22 Class B ● EMC – Immunity ◦ EN55024 ◦ CISPR24 ◦ EN60601-1-2 ◦ KN24 ◦ Armadillo Light ● Telecom ◦ FCC Part 68 HAC ◦ CS-03-HAC ◦ AS/ACIF S004 ◦ AS/ACIF S040 ◦ NZ PTC 220 ◦ Industry Standards: TIA 810 and TIA 920 ◦ Industry Standards: IEEE 802.3 Ethernet, IEEE 802.3af and 802.3at |
Q & A
Trusted IT Hardware,
Delivered Right.
Green Code Technologies is a UK-based IT hardware supplier trusted by businesses across 50+ countries — for genuine equipment, fast delivery, and expert support.
Enterprise IT Solutions Partner
Genuine, warranty-backed hardware from leading brands including Cisco, Huawei, HPE, Dell, Fortinet and more — sourced through authorised channels.
Fast UK & Global Delivery
Next-day delivery across the UK and rapid worldwide shipping. Orders placed before 2 PM are dispatched the same working day.
100% Authentic Hardware
Every product is verified for authenticity with verifiable serial numbers. We supply only genuine and certified equipment — no grey-market risk.
Expert Technical Support
Our in-house engineers provide free pre-sales and post-sales support to help you choose the right product for your infrastructure.
Competitive Pricing
We source directly from authorised supply chains to bring you the best enterprise IT hardware value without compromising on quality or warranty.
Sustainable IT Solutions
Sustainability is at our core. We offer eco-friendly certified-refurbished options alongside new hardware to reduce your organisation's carbon footprint.





























