Cisco IP Phone 7861 vs. Cisco IP Phone 7841 vs. Cisco IP Phone 7821

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The CiscoIP Phone 7800 Series debuts at the annual Collaboration Summit 2013. Designed to improve your organization’s people-centric communications, CiscoIP Phone 7800 Series is a cost-effective, high-fidelity voice communications portfolio, while reducing your operating costs.

It delivers advanced IP Telephony features and crystal clear wideband audio performance to deliver an easy-to-use, full-featured voice communications experience.

TheIP Phone 7800 Series introduces three models to the Cisco IP Phone portfolio: the IP Phone 7821 (supporting two lines), IP Phone 7841 (supporting four lines), and IP Phone 7861 (supporting sixteen lines)

The line keys on each model are fully programmable. You can set up keys to support either lines, such as directory numbers, or call features like speed dialing. You can also boost productivity by handling multiple calls for each directory number, using the multi-call per-line appearance feature. Tri-color LEDs on the line keys support this feature and make the phone simpler and easy to use.

Fixed function keys on all models give you one-touch access to service, messaging, directory, and hold/resume, transfer, and conference features. A full-duplex speakerphone lets you set up clear multi-party conferences for flexible, productive collaboration.

More FEATURES, benefits, licensing, specifications you can visit the Cisco.com page: Cisco IP Phone 7800 Series Data Sheet

https://www.cisco.com/en/US/prod/collateral/voicesw/ps6788/phones/ps13220/data-sheet-c78-729488.html

Cisco IP Phone 7861 vs. Cisco IP Phone 7841 vs. Cisco IP Phone 7821–OVERVIEW, Features and Capabilities, User Experience, Administration, Simple Specifications

Cisco IP Phone 7861

Affordable, High-Quality Phones for Active Users

Increase the efficiency and coverage of your administrative staff, managers, and contact center agents. The Cisco IP Phone 7861 supports wideband audio and delivers voice communications that are:

Highly secure
Reliable
Easy to use

This affordable IP phone provides single-button access to key team members or to support calls in contact center queues.

Features and Capabilities

With 16 lines, the Cisco IP Phone 7861 is ideal for active users such as administrative staff, managers, and agents in contact centers.

High-Quality User Experience

To enhance the user experience, this phone has four context-sensitive soft keys and a white-backlit display that:

Measures 3.5 inches (89 millimeters)
Has high-resolution graphics and grayscale
Is 396 x 162 pixels

Other features and capabilities that contribute to a superior user experience include:

Dedicated fixed keys for common functions such as conference, messaging, and directory, and a two-way navigation button
Full wideband audio (G.722) performance across the handset, headset, and speakerphone for superior clarity
Electronic hookswitch control for added flexibility in managing personal calls when using third-party headsets

Easy Administration

The 7861 phone is easy to deploy and manage, with features such as:

Power over Ethernet (PoE) Class 1 endpoint and Cisco EnergyWise to help reduce your energy costs and carbon footprint
Greater choice and flexibility with a replaceable bezel option
Integrated IEEE 10/100 switch to support traffic from a colocated PC and reduce cable infrastructure costs
Wall-mount option for deployments in common areas such as cafeterias or auditoriums, or where desk space is limited
Customizable paper label insert that can be locally printed for the programmable line and feature keys

Specifications at a Glance

Screen: 396 x 162 mono (3.5 inches)
Ethernet Switch: 10/100
Programmable Line Keys: 16
Included:

Headset port
Full duplex speakerphone
Wideband audio
Replaceable bezel

Cisco IP Phone 7841

High-Quality Voice Communications Made Simple

Deploy high-quality voice communications for your information workers, the administrative and managerial staff. The affordable Cisco IP Phone 7841 is full-featured and easy to use. Business calls are more efficient and productive, which fosters collaboration. The 7841 also supports wideband audio for superior voice quality and offers advanced IP communications features.

Features and Capabilities

The Cisco IP Phone 7841 is a four-line endpoint that is ideal for:

Customers who currently use analog and digital phones but want to migrate to IP telephony
Existing Cisco customers who want to expand or update their investment in Cisco Unified Communications

This phone is designed for information workers, the administrative staff and managers who have a moderate level of voice communications needs.

Excellent User Experience

For easier recognition at a glance, the 7841 phone includes four context-sensitive soft keys and a white-backlit display that:

Measures 3.5 inches (89 millimeters)
Has high-resolution graphics and grayscale
Is 396 x 162 pixels

Other features and capabilities that contribute to a superior user experience include:

Dedicated fixed keys for common functions such as conference, messaging, and directory, and a two-way navigation button
Full wideband audio (G.722) support throughout the handset, headset, and speakerphone for superior clarity
Electronic hookswitch control for added flexibility in managing personal calls when using third-party headsets

Simple Administration

The 7841 phone is easy to deploy and manage, with features such as:

Power over Ethernet (PoE) Class 1 endpoint and Cisco EnergyWise to help reduce your energy costs and carbon footprint
Enhanced flexibility and customization with a field-replaceable bezel option
Integrated IEEE 10/100/1000 switch to support traffic from a co-located PC and reduce your cable infrastructure costs
A wall-mount option for common areas such as cafeterias and shipping and receiving docks, or where desk space is limited

Specifications at a Glance

Screen: 396 x 162 mono (3.5 inches)
Ethernet Switch: 10/100/1000
Included with product:

Headset port
Electronic hookswitch support (AUX)
Full duplex speakerphone
Wideband audio
Replaceable bezel

Cisco IP Phone 7821

Increase Productivity with Clear Communications

Deploy reliable and highly secure voice communications with the Cisco IP Phone 7821. This full-featured phone is easy to use and easy on your budget. This endpoint supports wideband audio for superior voice communications quality and advanced IP telephony features to make your business calls more efficient and productive.

Features and Capabilities

The Cisco IP Phone 7821 is a two-line endpoint that is designed for information workers and managers. This phone is ideal for:

Customers who currently use traditional analog or digital phones but want to move to IP telephony
Organizations that want to expand their voice communications investment by using Cisco Unified Communications

Superior User Experience

To improve the user experience, this phone has four context-sensitive soft keys and a white-backlit display that:

Measures 3.5 inches (89 millimeters)
Has high-resolution graphics and grayscale
Is 396 x 162 pixels

Other features and capabilities of the 7821 phone that contribute to an exceptional user experience include:

Dedicated fixed keys for common functions such as conference, messaging, and directory, and a two-way navigation button
Full wideband audio (G.722) performance throughout the handset, headset, and speakerphone for superior clarity
Electronic hookswitch control for added flexibility in managing personal calls when using third-party headsets

Easy Administration

The 7821 phone is easy to deploy and manage, with features such as:

Power over Ethernet (PoE) Class 1 endpoint and Cisco EnergyWise to reduce your energy costs and carbon footprint
Enhanced customization with a field-replaceable bezel option
Integrated IEEE 10/100 switch to support traffic from a co-located PC for reduced cable infrastructure costs
A wall-mount option for common areas such as aisles or hallways, or where desk space is limited

Specifications at a Glance