... Dual Core CPU Android Proyector 4.1 system, WiFi Proyector, 2000:1, 1280*800, 1.5GHz Dual Core CPU, WiFi ... * Native resolution: 1280xRGBx768 * Support Resolution: 1280x800\1280x1024\1366x768. * Contrast: 2000: 1 * Brightness:3000 ANSI Lumens (max)* Lens: F=190mm Projection ... U disck ,TF card . Talk online: Support SKYPE video call ,MSN , Facebook ,Twitter ,QQ etc Others: Support Email,office suit etc ...