Getting Started

Caution Use only the Cisco power supply that is compatible with your phone. To order your power supply, contact your local dealer and refer to the following list of Cisco part numbers:

Australia—CP-PWR-7921G-AU=

Central Europe—CP-PWR-7921G-CE=

China—CP-PWR-7921G-CN=

Japan—CP-PWR-7921G-JP=

North America—CP-PWR-7921G-NA=

United Kingdom—CP-PWR-7921G-UK=

Note The battery and power supply are not provided with your phone. To order the battery and power supply, contact your local dealer.

Power Outage

Your accessibility to emergency service through the phone is dependent on the wireless access point being powered. If there is an interruption in the power supply, Service and Emergency Calling Service dialing will not function until power is restored. In the case of a power failure or disruption, you may need to reset or reconfigure equipment before using the Service or Emergency Calling Service dialing.

Regulatory Domains

The radio frequency (RF) for this phone is configured for a specific regulatory domain. If you use this phone outside of its regulatory domain, the phone will not function properly, and you might violate local regulations.

Healthcare Environments

This product is not a medical device and may use an unlicensed frequency band that is susceptible to interference from other devices or equipment.

Using External Devices

The following information applies when you use external devices with the Cisco Unified Wireless IP Phone:

Cisco recommends the use of good quality external devices (such as headsets) that are shielded against unwanted radio frequency (RF) and audio frequency (AF) signals.

Depending on the quality of these devices and their proximity to other devices such as mobile phones or two-way radios, some audio noise may still occur. In these cases, Cisco recommends that you take one or more of the following actions:

Move the external device away from the source of the RF or AF signals.

Route the external device cables away from the source of the RF or AF signals.

Use shielded cables for the external device, or use cables with a better shield and connector.

Cisco Unified Wireless IP Phone 7921G Phone Guide for Cisco Unified Communications Manager 7.0

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Cisco Systems 7921G manual Power Outage, Regulatory Domains, Healthcare Environments, Using External Devices

7921G specifications

The Cisco Systems 7921G is a notable wireless VoIP phone designed specifically for business environments. It enhances communication capabilities by merging the advantages of Voice over Internet Protocol (VoIP) with the mobility of wireless technology. The 7921G caters to the needs of enterprises that require reliable connectivity and flexibility.

One of the standout features of the Cisco 7921G is its ergonomic design, which includes a large color display screen that enhances usability. The phone's intuitive interface allows users to navigate through menus effortlessly. Additionally, the device supports a wide range of languages, making it a suitable option for global enterprises.

Technically, the 7921G operates on the IEEE 802.11b/g wireless standards, which ensures compatibility with existing Wi-Fi networks. It employs advanced security protocols such as WPA and WPA2 to safeguard communications against unauthorized access. This is critical for organizations where data security is a top priority.

The device supports a range of advanced telephony features, including call hold, transfer, and three-way conferencing. These features facilitate effective collaboration among team members, regardless of their physical locations. The 7921G also includes support for XML-based applications, enabling custom business applications to be integrated seamlessly.

Battery life is another essential characteristic of the Cisco 7921G. It comes equipped with a rechargeable battery that provides sufficient talk time for a busy workday. Furthermore, the phone features Energy Efficient Ethernet, enhancing power management and reducing overall operational costs.

Audio quality is paramount in any VoIP device, and the 7921G excels in this area with wideband audio technology. This ensures crystal-clear voice clarity, allowing for more natural conversations. In addition, the integration of advanced noise-cancellation technology minimizes background distractions, making conversations more focused and productive.

Moreover, the Cisco 7921G is designed to integrate seamlessly with Cisco Unified Communications Manager, providing IT departments with a unified management experience for VoIP deployment. The combination of features, technologies, and characteristics makes the Cisco 7921G a valuable asset for businesses seeking to improve their communication solutions, offering a balance of mobility, functionality, and security.