The Studio 5100 Trio digital cordless phone comes in a contemporary design with an easy to read blue backlit screen. You can store up to 50 names and numbers in the directory and it also stores the last 40 incoming call details. It has caller display so you can see who is calling even when you are already engaged in a call. The built in speakerphone allows handsfree conversation which is great for a group chat or when your hands are busy. It has good green credentials too - low energy power supply and recyclable packaging. 10 hours talktime is available on a full charge, and 100 hours standby when not in use or on the charger. Incoming calls can be transferred between handsets and internal calls can be made between handsets making it a useful intercom.