This is an square touch screen 4G kids smart watch, with 1.4 inch IPS display and 240*240 pixels, it have an sim card slot(nano sim card) which suppor 4G network, you can make 4G video call, phone call and voice chat, it support GPS location, Wifi location, LBS location; it also have other wonderful functions such as: history tracking and Geo-fence, one key SOS for help, built in camera, remote mointoring, alarm clock, IP67 waterproof; it’s an great product for your kids, an best device to stay connected with children, it protect your kids and make them more safe.