on the base unit pressed for 10 seconds until The Line/Charge
on the base unit begins to blink rapidly. The Line/Charge indicator 
will blink rapidly for one minute. During this minute, the base unit is in subscribing mode and you must do the following to subscribe the handset:
.
repeatedly until ‘BASE SUB’ appears on the display.
.
appears on the display.
.
.
.
repeatedly until ‘BASE SUB’ appears on the display.
.
3011 specifications
The Topcom 3011 is a remarkable communication device designed to provide users with a reliable and efficient means of connectivity. Known for its robust list of features and modern technologies, this device has carved out a niche for itself in the world of telecommunications.One of the key features of the Topcom 3011 is its user-friendly interface. Designed with simplicity in mind, it allows users to navigate through its functionalities effortlessly. The device is equipped with a clear LCD display that provides essential information, such as caller ID and call duration, making it easy to keep track of communications.
In terms of audio quality, the Topcom 3011 uses advanced echo cancellation technology, which significantly enhances call clarity. This feature ensures that users can hear and be heard clearly, eliminating much of the background noise that can plague traditional phone systems. Additionally, the device includes high-quality speakers and a built-in microphone that further enhance the overall listening experience.
Another standout characteristic of the Topcom 3011 is its extensive range. With DECT technology, the device boasts an impressive coverage area, allowing users to communicate over long distances without losing signal quality. This feature is particularly beneficial for users in larger homes or office spaces where mobility is essential.
The battery life of the Topcom 3011 is another aspect worth mentioning. It comes with a rechargeable battery that provides extended usage time, minimizing the hassle of frequent charging. This makes it an ideal choice for users who spend a significant amount of time on calls or those who frequently move around.
For added convenience, the Topcom 3011 supports various calling features, including speed dial, call waiting, and redial functions. Users can save important contacts for quick access, ensuring that they stay connected with essential individuals. Moreover, the device's compatibility with most telecommunication networks adds to its flexibility, allowing users to integrate it into their existing setups without issues.
In conclusion, the Topcom 3011 stands out as a reliable communication tool equipped with features that prioritize ease of use and sound quality. Its combination of advanced technologies and practical characteristics makes it an excellent choice for individuals seeking a dependable telecommunications device, whether for home or office use.