Technical Specifications System Architecture Processor: 28nm ARM Quad-core cortex A53 1.3-1.5GHz GPU: Mali-T720 Memory RAM: 1GB Storage: eMMC 8G and Support Max64GB SD card Display: 4.0 นิ้ว 480*800 ความละเอียดสูง, full axis viewing IPS LCD With Industrial touch panel Keypad: 23 physical Keyboards Camera: Rear 5.0M AF camera Battery: Internal 4000mAH rechargeable high-performance battery Interface: Micro SIM slot*2//TF card slot*1/RS232*1/Micro …