Yealink EXP50 Expansion Module

The Yealink EXP40 Expansion Module is designed to expand the functional capabilities of your Yealink SIP-T46S, T46G, T48S, or T48G IP phone, making it the ideal solution for receptionists, administrative staff, and busy professionals who manage high call volumes. With a high-resolution LCD screen, dual-color LED indicators, and support for up to 40 programmable keys, the EXP40 simplifies call handling and improves productivity. Its sleek design matches your Yealink desk phone, and its modular scalability allows for the connection of multiple units in a daisy-chain configuration.

Product Features

160×320 graphic LCD display
The high-resolution backlit screen provides a clear and user-friendly interface, supporting dynamic icons and visual indicators for each function.

40 programmable keys via dual-page layout
20 physical buttons with dual-color LED indicators are supported by 2 independent page switch keys, allowing for up to 40 programmable features such as BLF, BLA, speed dial, and more.

Dual-color LED indicators
Each key features red and green LEDs for real-time visual status of calls, lines, or monitored extensions.

Daisy-chain support for expansion
Up to six EXP40 modules can be daisy-chained together, offering a total of 120 programmable keys for maximum flexibility and control.

Flexible mounting options
Comes with a two-position adjustable stand and is wall-mountable for added installation flexibility.

Compatible with Yealink IP phones
Fully compatible with SIP-T46S, T46G, T48S, and T48G models, integrating seamlessly with their interface and functionality.

Scalable power options
Two modules can be powered directly through the host phone. For configurations of three or more modules, an external power adapter is required.

Product Specifications

• Display: 160×320 graphic LCD
• Programmable Keys:
  • 20 physical buttons with dual-color LEDs
  • 2 independent control keys for page switching
  • Total of 40 programmable functions (2 pages)
• Supported Features:
  • Busy Lamp Field (BLF)
  • Bridge Line Appearance (BLA)
  • Speed dialing
  • Call forwarding
  • Call transfer
  • Call park and pickup
• Module Expansion: Supports up to 6 modules daisy-chained (120 keys total)
• Connectivity: RJ12 interface to connect with host phone
• Power Supply:
  • Up to 2 modules powered by host phone
  • 3 to 6 modules require external adapter (AC 100~240V input, DC 5V/1.2A output)
• Mounting: Adjustable stand with 2 angles, wall-mountable
• Compatibility: Yealink SIP-T46S, T46G, T48S, T48G IP phones