Cisco IP Phone CP-7821-K9 (Charcoal, Black)

Description

Cisco CP-7821-K9 – 7800 Series VoIP Phone (Charcoal Black)

The Cisco CP-7821-K9 is a cost-effective, business-class VoIP phone designed for small to medium-sized businesses (SMBs) and enterprise offices. It offers secure, high-quality voice communication, dual-line functionality, and PoE support, making it ideal for users who handle moderate call volumes.

Key Specifications:

• Display & Interface:
  • 3.5-inch (396×162 pixels) grayscale LCD screen with backlight
  • 2 programmable line/feature keys
  • Fixed buttons for hold, transfer, conference, voicemail, and directory
  • Navigation cluster for easy menu access
• Voice & Audio Quality:
  • HD wideband audio support for clear voice communication
  • Full-duplex speakerphone with echo cancellation
  • Hearing aid-compatible (HAC) handset
• Connectivity & Ports:
  • Dual 10/100 Mbps Ethernet ports (one for network, one for PC)
  • RJ9 headset port for wired headsets
  • Supports Power over Ethernet (PoE) (802.3af Class 1)
• Security & Encryption:
  • Secure boot and firmware authentication
  • TLS and SRTP encryption for secure communication
  • 802.1x authentication support
• Power Options:
  • Supports Power over Ethernet (PoE) for cable-free power
  • Optional external power adapter (Cisco Power Cube 3, sold separately)
• Compatibility & Management:
  • Compatible with Cisco Unified Communications Manager (CUCM)
  • Supports Cisco Webex Calling & Hosted Collaboration Solution (HCS)
  • SIP-based VoIP support for third-party IP telephony systems

Key Features:

✔ 2-Line VoIP Phone: Ideal for employees handling moderate call volumes
✔ HD Wideband Audio: Clear and professional voice quality
✔ Dual Ethernet Ports: PC and network connection with a single cable
✔ Secure VoIP Communication: Encryption and authentication for privacy
✔ PoE Support: No extra power adapter required if using PoE
✔ Easy-to-Use Interface: Simple navigation for quick call handling

Ideal Use Cases:

✅ Small & Medium Businesses needing affordable and reliable VoIP phones
✅ Front Desk & Reception Areas for efficient call management
✅ Call Centers & Customer Support Teams handling multiple daily calls
✅ Office Workers & Remote Employees using Cisco Webex Calling or CUCM