Lenovo A830 5-Inch Quad Core Smartphone (960x540) -IPS Android 4.2 OS MTK6589 1.2Ghz Dual SIM RAM 1GB+4GB ROM 3G WCDMA 8.0MP Camera GPS+Bluetooth -Black at Priceangels Network model:2GGSM 900/1800/1900 3G: WCDMA900/2100MHz Network Type:dual card dual mode; Operating system:Android 4.2 Screen size:5.0"ips CPU:MTK6589 1228MHz Quad-core Camera pixels:back camera 8.0 million pixels front camera 0.3