Settings

nNote

The PTT Key Lock works when your phone's flip is closed.

Connection

Menu 9.7

Network Profiles (Menu 9.7.1)

This menu shows the Network Profile. You can register, delete and edit by using the Options Menu. However, you cannot delete or edit default configurations provided by AT&T.

*Network Selection (Menu 9.7.2)

] Automatic: This function automatically searches for the network and registers the handset to the network.

] Manual: This function enables you to search the network list and specify which network to attempt registration with.

*Preferred Network Lists (Menu 9.7.3)

You can select preferred network lists to display it saved in the current SmartChip and can edit the current preferred network list.

Dial Up Networking (Menu 9.7.4)

You can use your phone with a variety of PC connectivity and data communications applications. Select USB and Bluetooth you want to use for the data connection.

Flight Mode

Menu 9.8

This allows you to use only the phone’s features that do not require the use of the wireless network when you are in an airplane or in places where the wireless network is prevented.

If you set the flight mode on, the icon will be displayed on the screen instead of the network signal icon.

]On: You cannot make (or receive) any calls, including emergency calls, or use other features that require network coverage

]Off: You can deactivate the flight mode and restart your handset to access the network.

80* : Shown only if supported by SmartChip

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AT&T CU405 manual Connection, Flight Mode
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CU405 specifications

The AT&T CU405 is a feature-rich mobile device designed to cater to a wide range of users, from beginners to more experienced smartphone enthusiasts. Positioned as a budget-friendly option, it incorporates a blend of practicality and essential technology that meets everyday communication needs.

At its core, the CU405 is built on a 4G LTE network, ensuring fast and reliable connectivity. This allows users to stream videos, browse the web, and engage in social media with minimal interruptions. The device is equipped with a 5-inch display, providing a clear and vibrant viewing experience. This size strikes a balance between usability and portability, making it comfortable to hold in one hand while still offering sufficient screen real estate for various applications.

One of the standout features of the CU405 is its impressive battery life. With a robust capacity, it ensures users can go through their day without constantly searching for an outlet. This is complemented by efficient power management features which help extend the battery's longevity even further.

The CU405 runs on Android, offering access to countless applications through the Google Play Store. This allows for the customization of the device according to personal preferences and needs. Users can download productivity apps, games, social media platforms, and more, making the CU405 a versatile companion.

In terms of imaging capabilities, the AT&T CU405 features a rear-facing camera that captures sharp photos and videos. While it may not boast the advanced photography features of high-end smartphones, it is perfectly suited for casual snapshots and video calling. Additionally, the front-facing camera enables users to engage in video chats with friends and family, enhancing connectivity.

Security is also prioritized in the CU405, featuring built-in protection mechanisms including options for secure lock screening and data encryption. This contributes to user peace of mind, knowing that personal information is safeguarded.

Overall, the AT&T CU405 is a solid choice for anyone seeking an affordable smartphone without sacrificing essential features. With its balance of performance, user-friendly design, and reliable connectivity, the CU405 stands out as a practical option for today’s mobile lifestyle.
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