Model: Redmi note3 Standard edition (RAM2G+ROM16G) and Premium edition (RAM3G+ROM32G) Select the version you need to purchase Brand: Xiaomi Smartphone: Smartphone SIM Card Specifications: Micro SIM Card (Small card)+Micro SIM Card (Small card) Date of Availability: 2015 Appearance: Straight board control: capacitive touch screen system: AndroidCPU core number: eight core rear camera (pixel) : 1300W Front camera (pixel) : 500W Network standard: Mobile 4G/ Unicom 4G/ mobile/Unicom double 4G/ mobile 3G/ Unicom 3G/GSM (mobile/Unicom 2G) network frequency: Mobile 4G(TD-LTE)/ Unicom 4G(TD-LTE) single card Dual card: Dual card dual screen size (in inches) : 5.5 inches