eKingdee R6 HD IPS round screen IOS android smart watch with sim card for iPhone smartphone ( Silver) HD IPS Display : 1.3 inch round HD IPS screen, billiant mirror effect, 260k colors Compatible: CPU MTK2502C, high speed,perfectly support both IOS iPhone and Android OS Convenient Design : easily Add-In phone sim card from one side, very convenient to insert the sim card Super Thin : only 8 mm thickness , appearance vogue and delicate design Multi-Function : heart rate monitor , phone call ,bluetooth, mp3 music and video play, pedometer, sleep analysis, sedentary alarm, calculator,, siri, weather, remote camera, anti-lost etc