This BT Verve 450 phone comes with up to 10 hours talktime and 100 hours standby time. It also features a 50m indoors and 300m outdoors handset range from base. With a 15 minute recording time answer machine, this phone also has a white backlight display, 200 name and number memory as well as caller display compatibility. Other features include a built-in speakerphone, 20 calls log and last number redial.