CISCO 8841-K9

Display & Interface

• 5-inch Color Display: High-resolution 800 x 480 widescreen VGA backlit color screen for easy access to call features and XML applications.
• Five Programmable Line Keys: Configurable for multiple directory numbers or speed dial.
• Fixed Function Keys: One-touch access to Applications, Messaging, Directory, Hold/Resume, Transfer, and Conference.

Audio & Handsfree

• Wideband Audio: Standard wideband-capable handset with echo cancellation for crystal-clear voice communications.
• Full-Duplex Speakerphone: Digital duplex speakerphone for hands-free calling, with DTMF tone masking for security.
• Headset Support: RJ-9 analog headset port and AUX port for Electronic Hook Switch (EHS) control with third-party headsets.

Connectivity & Power

• Dual Gigabit Ethernet Ports: Built-in 10/100/1000 switch for LAN connection and PC pass-through, reducing cabling needs.
• Power over Ethernet: Supports IEEE 802.3af/at Class 2 PoE, eliminating the need for a separate power adapter.

Security & Management

• Encrypted Communications: Supports signaling and media encryption (SRTP, TLS) for secure calls.
• Cisco EnergyWise: Reduces energy consumption during off-hours; Energy Star certified.

Compatibility

• Call Control: Compatible with Cisco Unified Communications Manager, Business Edition 6000, and Hosted Collaboration Solution.
• VoIP Protocols: SIP, RTP, SRTP, and SDP.