EXP40 LCD Expansion Module
Yealink EXP40 LCD Expansion Quick description
The Yealink EXP40 LCD Expansion module is designed to expand the functionality of compatible Yealink IP phones. It provides additional programmable keys and a larger display to enhance the user experience and improve productivity. Here are some key features of the Yealink EXP40 LCD Expansion Module:
- Programmable Keys: The EXP40 features 20 physical programmable keys, each with a dual-color LED indicator. These keys can be configured for various functions, such as line appearances, speed dialing, call forwarding, and BLF (Busy Lamp Field) monitoring.
- LCD Display: The module is equipped with a large backlit LCD display, providing clear visibility for call status, caller ID, and other relevant information. The display supports multiple pages, allowing you to access and navigate through different sets of programmable keys.
- Daisy Chaining: The Yealink EXP40 supports daisy-chaining, which means multiple EXP40 modules can be connected to a compatible Yealink IP phone, expanding the number of available programmable keys and display options. This feature is particularly useful for users who require extensive call-handling capabilities.
- Easy Installation: The expansion module is designed for easy installation and setup. It connects to the IP phone via an RJ-12 cable and draws power directly from the phone, eliminating the need for additional power supplies or cables.
- Compatibility: The Yealink EXP40 LCD Expansion Module is compatible with select Yealink IP phone models, including the Yealink T46S, T48S, and T54S. It integrates seamlessly with these phones, providing an extended interface for enhanced communication and call management.
It’s important to note that the availability of specific features and compatibility may vary depending on the IP phone model and firmware version. For detailed and up-to-date information, it is recommended to refer to the official Yealink website or contact the manufacturer directly.

Yealink EXP40 LCD Expansion Features and Functions:
- Rich visual experience with 160×320 graphic LCD
- 20 physical keys each with a dual-color LED
- 2 independent control keys are used for fast-switch pages
- Daisy-chain 6 modules up to 120 keys
- Stand with 2 adjustable angles and wall mountable















