... brightness: 30lumens Operating systemAndroid 2.1,ROCKCHIP2818Wireless NetworkSupport WPA and WEP encryption Chat softwareSupport MSN ,Googletalk ,yahoo mansger,QQ ... ,1280*720Pphoto format JPEG/BMP/GIFInterfaceUSB2.0 input,AV in, DC port, Micro TF slot ,earphone portfeature Can ... English (More other language for optional)Focus Manual BatteryBuilt -in li-ion battery 2200mAH, Charging Mode, DC interface ...