Description
Feature Description
Product Name Yealink EXP40 Expansion Module
Type Expansion Module for Yealink SIP-T46U, T48U, T42U, T43U, and T41S IP Phones
Display 160 x 320 pixel graphical LCD display
Keypad 20 physical keys (12 programmable line keys + 4 soft keys + 4 navigation keys)
Key Features 20 programmable keys, backlight support, flexible key configuration
Expansion Support Allows up to 6 EXP40 modules to be daisy-chained for a total of 120 programmable keys
Display Features Dynamic display with graphical interface for flexible key programming, status display, and call information
Power Supply Powered through the connected Yealink IP phone (requires PoE)
Compatibility Compatible with Yealink SIP-T46U, T48U, T42U, T43U, T41S (requires software version support)
Mounting Options Can be mounted on a desk or wall; connects directly to the Yealink IP phone
Dimensions 197mm x 160mm x 40mm (7.76″ x 6.30″ x 1.57″)
Weight Approximately 0.46 kg (1.01 lbs)
Color Black
Environmental Requirements Operating Temperature: 0°C to 40°C (32°F to 104°F), Storage Temperature: -10°C to 50°C (14°F to 122°F), Humidity: 10% to 90% RH, non-condensing
Security Features Secure communication through the base phone’s protocols, including support for encrypted provisioning