Product Type | IP Phone |
Model | Cisco IP Phone 8861 |
Manufacturer Part Number | CP-8861-K9++= |
Form Factor | Desktop |
Color | Charcoal |
Weight (Base) | 2.62 lbs. |
Power Over Ethernet (PoE) Support | Yes |
Voice Codecs | G.711 a-law and mu-law, G.722, G.729a/b, iLBC, iSAC, G.722.1, G.722.2, OPUS |
Power Supply | PoE (IEEE 802.3af/at), or optional external power adapter |
Cisco IP Phone 8861 TAA-Compliant, PoE, Gigabit Ethernet, Charcoal

Key Benefits

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- TAA compliance ensures government and institutional deployment readiness.
- Integrated Gigabit Ethernet and PoE enhance performance and simplify installation.
- Comprehensive voice codec support delivers clear and adaptable audio communication.
Product Overview
The Cisco IP Phone 8861 (CP-8861-K9=) combines advanced call management features with robust hardware tailored for demanding professional use. It offers conferencing, call forwarding, voice mail, PoE support, and high-fidelity audio codecs, making it ideal for business communications. The TAA-compliant design ensures compatibility with government networks, while its Gigabit Ethernet support and 1-year warranty position it as a dependable, scalable solution.
Specifications
Product Overview
Wireless Features
Wi-Fi | 802.11a/b/g/n/ac (2.4 GHz & 5 GHz dual-band support) |
Wi-Fi Antennas | Internal antenna |
Mobile Integration | Yes, via Bluetooth and Cisco Intelligent Proximity |
Compliance & Origin
TAA Compliance | Yes |
Country of Origin | Mexico / United States |
Certifications | FCC Part 15 (CFR 47) Class B, ICES-003 Class B, CE Mark, AS/NZS CISPR22 Class B |
Safety Approvals | UL/CSA 60950-1, EN 60950-1, AS/NZS 60950 |
Advanced Security Features
Secure Boot | Yes |
Image Authentication | Yes |
Device Authentication | Yes |
Signaling Encryption | TLS 1.2 |
Media Encryption | SRTP (Secure Real-Time Transport Protocol) |
Interfaces
Network Interfaces | 2 x 10/100/1000 Ethernet ports |
USB Ports | 2 x USB ports (1 rear USB Type A, 1 side USB Type A) |
Bluetooth | Bluetooth 3.0 for headset and mobile integration |
Headset Port | Dedicated RJ-9 headset port and USB headset support |
Expansion Module Support | Yes (up to 3 Key Expansion Modules) |
Data Transfer Rate | 10/100/1000 Mbps auto-sensing |
Physical & Environmental
Width (Base) | 10.13 inches |
Height (Base) | 9.02 inches |
Depth (Base) | 1.57 inches |
Operating Temperature | 32 to 104°F (0 to 40°C) |
Storage Temperature | -22 to 149°F (-30 to 65°C) |
Operating Humidity | 10% to 90%, noncondensing |
Storage Humidity | 10% to 95%, noncondensing |
Cloud Management & Licensing
Management Interface | Web GUI, Cisco Unified Communications Manager |
Auto Provisioning | Yes (via CUCM or 3rd party provisioning server) |
Support for Cisco Expressway | Yes |
Support for Cisco Webex Calling | Yes |
Functionality & Features
Conference Call Capability | Yes |
Voice Mail Capability | Yes |
Speakerphone | Yes |
Caller ID | Yes |
Call Forwarding | Yes |
Call Hold | Yes |
Call Transfer | Yes |
Message Waiting Capability | Yes |
Backlit Status Indicator | Yes |
Volume Control | Yes |
Hearing Aid Compatibility | Yes (HAC compliant) |