Yealink EXP40 LCD Expansion Module
The Yealink EXP40 is an LCD expansion module that extends the number of programmable keys available on compatible Yealink desk phones. It features a 160 x 320 backlit graphic LCD with 16-level greyscale, alongside 20 physical dual-colour LED keys that switch between two pages for a total of 40 programmable functions, including BLF/BLA, speed dialing, call forward, transfer, park, and pickup. Built for high-volume call environments, up to six EXP40 units can be daisy-chained together for a combined 240 additional buttons, making it suited to attendant console setups in busy reception areas or call centres. The module includes a wall-mountable design and a stand with two adjustable angles for flexible desk positioning.
Key Features
- 160 x 320 backlit LCD display, with 16-level greyscale for clear key labelling
- 20 physical dual-colour LED keys, expandable to 40 programmable functions across two pages
- Supports up to 6 daisy-chained modules, adding up to 240 buttons for attendant console setups
- Wall-mountable design with a stand offering two adjustable angles
- Broad programmable functions, including BLF list, call park, group pickup, LDAP, and XML browser support
Technical Specifications
| Specification | Detail |
|---|---|
| Model | EXP40 |
| Display | 160 x 320 graphic LCD, backlit, 16-level greyscale |
| Physical Keys | 20 dual-colour LED programmable keys (40 total across 2 pages) |
| Page Switching | 2 independent control keys |
| Compatible Phones | Yealink SIP-T46G, T46S, T48G, T48S |
| Expandability | Up to 6 modules daisy-chained (up to 240 additional buttons) |
| Power | First 2 modules powered by host phone; 3rd+ requires separate 5V/1.2A power supply |
| Mounting | Desk stand (2 adjustable angles) or wall-mountable |
| Warranty | 1 year |
| Product Status | Discontinued (End-of-Sale since December 31, 2021) |
Best Suited For
- Reception desks and attendant consoles needing quick visual access to many programmable lines
- Call centre environments managing a high volume of BLF and speed-dial functions
- Existing T46/T48 series deployments looking for compatible expansion units rather than a fresh phone system
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