These Doro PhoneEasy 100w Cordless Phone Duo are a simple cordless telephone that is incredibly easy to use.Special care and attention has been taken over the straightforward layout of the phone, with its large backlit display and big buttons with a special font it is extremely user-friendly. The phone employs DECT technology which gives a much clearer, easy-to-hear connection than standard cordless phones. The audio boost function provides loud clear sound when the user may be struggling to hear the caller and the handset and ringer volume can also be adjusted. Furthermore, the Big Button Cordless Phone is hearing aid compatible making it the ideal phone for anyone who is hard of hearing. Other noteworthy features include, amongst others, a speakerphone, caller ID, a phonebook that stores both names and numbers.