Advantage:
- Telephone can be mounted on the wall.
- Display can be tilted
Disadvantage:
- Display is unreadable in the "standby". Even due time can not read it. But if one picks up the handset, the Uhrtzeit is anyway no longer be read, since the duration is displayed. As someone has time to think.
- With an active loudspeaker has been said comes the interlocutor to dull. Performance of the microphone seems to be suboptimal.