... 4.0 GPS Navigator w/ 5.0" Resistive, Wi-Fi, TF Slot, AV-IN Quantity1 PieceColorBlackOperating SystemAndroid 4.0CPUMTK MT3551 cortex ... -ionBattery Capacity4000 mAhWork Time5 HoursCharger Time3 HoursControl TypeTouch SensorInterfaces1 x TF slot, 1 x Mini USB slot, 1 x 3.5mm ... 4.0 GPS Navigator w/ 5.0" Resistive, Wi-Fi, TF Slot, AV-IN