The Micromax Bolt AD4500 is another smartphone from the company in the Bolt series. The device comes with Dual SIM with Dual Standby functionality and runs on Android 4.4 Kitkat OS out-of-the-box. Micromax Bolt AD4500 The Bolt AD4500 packs a 4.5-inch FWVGA (480×854 pixels) display, powered by a1.3GHz dual-core (unknown chipset) processor with 512MB of […]