The dedicated page view keys allow you to easily navigate through the list of BLF keys, with up to 60 keys available. By daisy-chaining up to three EXP43 expansion modules (two require external power), the number of BLF keys can be expanded up to 180, making this the ideal accessory to turn your Yealink T4U series phone into a reception or switchboard phone.
- 4.3″ 272×480 Pixel colour LCD
- 20 Physical keys, dual colour LED
- 40 additional keys via page view
- Up to 3 expansion modules per phone
- PSU’s required for expansion modules 2 & 3
- Adjustable stand