1. Push-to-talk family number key; 2. Voice number; 3. Large screen LCD backlight; 4. One-click temperature report; The 14 ringtones are selected with clear transparent large-character buttons, and the temperature clock LCD is displayed in large characters, which is more suitable for the visually impaired and the elderly. 5. Intelligent and intimate design, family number. 6. Large screen backlight, date, lunar calendar, time, temperature, large font display, light blue backlight, all aspects meet the requirements of the elderly and the visually impaired. 7. Extra-large buttons, it is convenient for the elderly and visually impaired to make calls.