D7 expansion module
Offers 18 programmable keys with LED lights to deliver features, such as speed dial, busy lamp field, and presence indication.
Supports all Snom 700-series telephones with USB ports
Compatible with the Snom 715, D715, 720, D725, 760, D765 desk phones.
High-resolution graphical display with backlight
Provides a perfect visual interface, which can be easily configured and labelled via the phone's web interface or directly on your phone.