Loud Sound: The stereo phone with speaker is loud. Powerful speakers ensure that every call is clear. Higher volume and clear stereo sound quality. Don't miss every call and hear every greeting clearly. 2.8 Inch HD Screen: It has a 2.8 inch HD color screen, and the 2.8 inch internal color display is large enough for easy viewing and use. Supports dual SIM cards, and memory cards up to 16GB (not included). Powerful Features: The premium flip phone supports 2G GSM quad band 850 900 1800 1900 and dual SIM cards. However, it does not support 3G, 4G, etc. Please consult your mobile service provider to ensure 2G network compatibility. Powerful features support making and receiving calls, SMS, camera, MP3, MP4, FM, BT, recording, e book, picture viewer, one touch calling, alarm clock, flashlight, calculator, calendar, SOS button, etc. With internet access function, support access to internet, browser. Large Buttons With Backlighting: This phone has a stereo slightly raised large buttons and a large keypad design. The buttons with backlight function are clearly visible at night, and the large raised buttons are easy to press and comfortable to press, so you never have to worry about typing mistakes or pressing the micro wrong keys. This non smartphone is also perfect for seniors and can also be used as a backup phone for younger people. One Touch SOS Emergency Help: When the SOS button is pressed for help, it sends out an emergency signal and dials an emergency contact number at the same time. No need to go through the address book, one button can dial the number. One touch dialing of family numbers: up to 8 family numbers can be set. Long press the corresponding number key to dial out with one key, easy to use and save your time greatly.