Low-end function mobile phone dual card dual standby straight button gsm elderly machine sos call for help 2g simple elderly machine

Product information: Network standard: GSM Appearance: straight plate Screen size: Small screen (under 4.0 inches) Storage card: Support memory card Standby time: 240 Network mode: dual card single mode Body color: black, red, blue, yellow CPU Brand: SC6531E Camera pixels: 5 million or less Mobile phone type: Universal Package: 1 * Mobile Phone