Philips has a wide range of button-to-face mobile phones for the elderly, with prices ranging from 100 yuan to 600 yuan. Here we recommend Philips E570, its battery life is strong, the battery capacity reaches 3160mAh, which is larger than the battery capacity of ordinary smartphones, plugged in the OTG cable can also be used as a power bank, its 2 million pixel camera is also enough to meet the general needs of the elderly to take pictures, the biggest defect of this mobile phone is that it does not support the more popular real-time positioning in the mobile phones of the elderly today, one-key dialing and other functions, the price is 359 yuan. Consumers who pursue cost-effective can also choose Philips E105, which is small and portable, and the price is only 99 yuan.