Cisco 7861 Power Cube & Cord 16 Lines VoIP IP Phone

Overview

The Cisco CP-7861-3PW-NA-K9= is a VoIP desk phone designed to handle up to 16 programmable lines, making it ideal for busy reception areas, call centers, and professionals managing multiple calls. It features a monochrome LCD screen with LED backlight for clear caller information and supports both Power over Ethernet and a traditional power cube for flexible installation. The phone delivers wideband audio clarity to reduce listener fatigue during extended conversations and includes security features like Secure Real-Time Transport Protocol to protect voice traffic.

Key features

• Supports 16 programmable lines to manage high call volumes efficiently
• Wideband audio codec provides natural-sounding voice quality for clearer conversations
• Secure Real-Time Transport Protocol (SRTP) ensures encrypted and secure voice communication
• Energy-efficient design with Cisco EnergyWise technology and Class 1 PoE profile reduces power consumption to under 3.84 watts
• Dual RJ-45 ports allow seamless network sharing between the phone and a connected PC, simplifying cabling
• Monochrome LCD with LED backlight displays caller details and feature prompts for quick access
• Dedicated buttons for voicemail, mute, headset, and speakerphone streamline common tasks
• Includes power cube and cord for easy setup in environments without PoE infrastructure
• Compatible with Cisco Unified Communications Manager version 8.5.1 and later for smooth integration

Key specs

• Lines supported: 16 programmable
• Display: Monochrome LCD with LED backlight
• Power consumption: Less than 3.84 watts during normal operation
• Network ports: Dual RJ-45 (10/100 Mbps)
• Security: Supports Secure Real-Time Transport Protocol (SRTP)
• Compatibility: Cisco Unified Communications Manager 8.5.1 or newer
• Dimensions: 8.1 in × 10.4 in × 1.1 in
• Included accessories: Power cube and power cord
• Warranty: One-year parts and labor

Connectivity and compatibility

This phone offers dual RJ-45 Ethernet ports that allow both the device and a connected PC to share a single network drop, reducing cable clutter and simplifying desk setups. It supports SIP signaling and integrates seamlessly with Cisco Unified Communications Manager starting from version 8.5.1, making it a reliable choice for organizations already using Cisco UC solutions or those upgrading from legacy systems.

Performance and reliability

The 7861 model balances performance with energy efficiency by incorporating Cisco EnergyWise technology and a Class 1 PoE profile, which keeps power consumption low without compromising call quality. Its wideband audio codec delivers speech with a natural tone, reducing fatigue during long calls. The inclusion of SRTP enhances call security, which is essential for businesses handling sensitive or regulated information.

Ideal uses and environments

This phone fits well in environments where managing multiple simultaneous calls is routine, such as reception desks, customer service centers, and busy office teams. Its flexible power options and network passthrough capabilities make it suitable for both new installations and upgrades in mid-sized to large enterprises. The clear display and dedicated function keys support users who need quick access to voicemail and call controls throughout the day.