Add three pages of 20 buttons for a total of 60 features. Three of these can be attached to the Yealink T5 series phones for a total of 180 features. Learn more at [ Ссылка ]
![](https://i.ytimg.com/vi/yviefIuONZY/maxresdefault.jpg)
Add three pages of 20 buttons for a total of 60 features. Three of these can be attached to the Yealink T5 series phones for a total of 180 features. Learn more at [ Ссылка ]