Cisco IP Phone CP-7821-K9 Charcoal,Black

The Cisco 7821 is a 2-line IP Phone that meets the needs of both information workers and managers who have occasional-to-light voice communications requirements. The Cisco 7821 IP Phone leverages your IP network to deliver sophisticated voice communications with excellent audio performance and enhanced security capabilities.

Features

• Display: White backlit, greyscale, 3.5-inch (396x162 pixels) display
• Call Appearance: Two voice lines
• Fixed Feature Buttons: Messaging, Service, Directory, Hold/Resume, Transfer, Conference, Volume Control, Speakerphone, Headset, and Mute
• Navigation Keys:  Two-way navigation and select keys
• Programmable Line/Feature Keys: 2 programmable keys that support either lines (such as directory numbers), or call features (such as speed dialing).
• Programmable Softkeys: 4 buttons
• Button Module Expansion: No
• Speakerphone: Includes high-quality, 2-way speakerphone
• Audio: Wideband audio enhances clarity with the handset, speaker, or headset
• Wall-Mountable: Yes, requires optional Cisco 7800 Series Wall Mount Kit (CP-7800-WMK=)
• Ethernet Connectivity: Dual Ethernet (10/100) line interface (PC Pass Through & Network Connection)
• Bluetooth: Not available
• WiFi: Not available
• Headset Port: Includes RJ9 headset port with EHS support
• Message Waiting Indicator: Yes
• Adjustable Tilt Display: No
• Network 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