Datasheet

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Features
Benefits
Keys
The phone has the following keys
Line keys
Soft-keys
Two-way navigation and select keys
Hold/Resume, Transfer and Conference keys
Messaging, Service and Directory keys
Standard key pads
Volume control toggle key
Speakerphone, headset and mute keys (Headset key is not available on the IP Phone 7811)
Power Features
IEEE PoE class 1
The phone supports IEEE 802.3af PoE (Class 1); power consumption does not exceed 3.84 watts.
Cisco power cube 3
This power cube is used as a standard Cisco IP Phone Power Supply for non-PoE deployments.
Call-Control Support
Cisco Unified
Communications
Manager
8.5.1
8.6.2
9.1.2
10.x and later
Cisco Business Edition
6000
8.6.2
9.1.2
10.x and later
Cisco Hosted
Collaboration Solution
8.6.2 and later (using supported UCM versions above)
Cisco Unified Survivable
Remote Site Telephony
8.x and later
Licensing
The Cisco IP Phone 7811 and 7821 require a Basic User Connect License (UCL) in order to connect to Cisco
Unified Communications Manager. The Cisco IP Phone 7841 and 7861 require an Enhanced User Connect
License (UCL) in order to connect to Cisco Unified Communications Manager.
Product Specifications
Table 2 lists the features and specifications of The Cisco
®
IP Phone 7800 Series.
Table 2. Features and Specifications
Features
Specifications
Signaling protocol support
Session Initiation Protocol (SIP)
Codec support
G.711a/μ, G.722, G.729a, iLBC
Key call features support
+ Dialing (E.164)
Abbreviated dial
Adjustable ringing and volume levels
Adjustable display contrast
Agent greeting
Auto-answer
Auto-detection of headset (Not available on the IP Phone 7811)
Busy Lamp Field (BLF) (Not available on the IP Phone 7811)
Call back
Call forward
Call history
Call park
Call Pickup
Call timer