THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.

THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY.

The following information is for FCC compliance of Class A devices: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio-frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case users will be required to correct the interference at their own expense.

The following information is for FCC compliance of Class B devices: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If the equipment causes interference to radio or television reception, which can be determined by turning the equipment off and on, users are encouraged to try to correct the interference by using one or more of the following measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.

Modifications to this product not authorized by Cisco could void the FCC approval and negate your authority to operate the product

The Cisco implementation of TCP header compression is an adaptation of a program developed by the University of California, Berkeley (UCB) as part of UCB’s public domain version of the UNIX operating system. All rights reserved. Copyright © 1981, Regents of the University of California.

NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED "AS IS" WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE.

IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: http:// www.cisco.com/go/trademarks. Third-party trademarks mentioned are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company. (1110R)

Any Internet Protocol (IP) addresses used in this document are not intended to be actual addresses. Any examples, command display output, and figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses in illustrative content is unintentional and coincidental.

©2012 Cisco Systems, Inc. All rights reserved.

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Cisco Systems 3905 manual

3905 specifications

Cisco Systems has long been at the forefront of networking technology, particularly noted for its range of VoIP (Voice over Internet Protocol) solutions. One such offering is the Cisco 3905 Unified IP Phone, designed with the enterprise in mind. This dependable and feature-rich phone optimizes communication and collaboration in various business environments.

The Cisco 3905 is part of Cisco’s Unified IP Phone Series, offering a sleek design that complements modern office aesthetics. It features a monochrome display, simplifying navigation and usage. The phone supports a wide range of audio codecs, ensuring high-quality voice calls even in bandwidth-constrained environments. Its ergonomic design allows for ease of use, featuring a comfortable handset and intuitive button layout.

One of the primary characteristics of the Cisco 3905 is its ability to seamlessly integrate into the Cisco Unified Communications Manager environment. This integration provides businesses with a powerful platform for managing voice, video, and messaging services within a single framework. Additionally, the device is equipped with Power over Ethernet (PoE) capabilities, which enables it to receive power via the Ethernet network cable, eliminating the need for an additional power supply and streamlining installation.

The Cisco 3905 also emphasizes security, with built-in features including encryption for voice traffic and secure call signaling. This is increasingly vital in a world where data breaches can lead to significant operational risks.

For users requiring flexibility, the Cisco 3905 supports a range of call features, such as call waiting, call forwarding, and conferencing, facilitating efficient communication. It has programmable keys that can be customized for specific functions, allowing users to tailor the phone's functionality to their workflow.

Alongside robust voice capabilities, the Cisco 3905 remains a cost-effective solution for businesses needing reliable and feature-rich communication tools. It caters especially well to organizations with standard communication needs, allowing staff members to connect effortlessly and effectively.

In summary, the Cisco 3905 Unified IP Phone brings together essential features, security definitions, and user-friendly controls, making it an ideal choice for many enterprise communication environments. Its integration with Cisco's broader communications ecosystem ensures that businesses can maintain high levels of connectivity and productivity in an increasingly digital workplace.