Dell Aero Unlocked GSM Phone with Android OS, 5MP Camera, GPS and Wi-Fi - Black - The slim Dell Aero uses Android 1.5 software, and weighs only 104 grams with a thickness of only 11.7mm. The Dell Aero has a 624MHz processor, 2GB microSD card, Wi-Fi and Bluetooth support, and a GPS receiver inbuilt. It sports a 3.5 inch capacitive touch screen with a resolution of ordinary nHD.