Doro 2820 4G Unlocked Basic Mobile Phone For Seniors With Loud And Clear Sound, Large Buttons, Camera, Assistance Button And USB C Charging With Cradle [UK And Irish Version]EASY TO USE: 4G clamshell mobile phone with a large 2. 8 screen and loud and clear sound. Perfect for people looking for a basic yet functional phone with a compact design to aid practical, everyday use. ASSISTANCE KEY: When you need help quickly, press and hold the assistance button on the back of the Doro 2820 for three seconds, or press it twice consecutively within 1 second to active the alarm sequence. An SMS will be sent to your configured