Fly launches F40, F51, F45s Android smartphones and F8s tablet Fly mobiles has launched three new smartphones under its "F-Series" as well as an Android tablet. The smartphones have been dubbed F51, F45s and F40 and their price ranges between Rs. 4,500 and Rs. 12,500. Fly F40 is an entry-level offering from the company that comes with a 4.0-inch display with a resolution of 320X480 pixels. The smartphone runs on Android 2.3 and carries a retail tag of Rs. 4,500.