*sail air cat* product description: model: sail air cat operation system: android screen: 7 inch capacity multi touch resolution: 1024*600 memory&storage: ram 512mb 1gb ram 4/8/1632gb built in micro sd slot up to 32gb dual camera: 0.3 mp front 2.0 mp reat wireless wifi 802.11b/g/n micro usb support battery:3.7v 3000mah battery