Celkon Signature One is a Dual SIM phone that supports GSM+GSM networks. With 5-inch full touch screen and 480 x 800 pixels WVGA resolution, Celkon Signature One runs on 1 GHz dual core processor for optimum performance. Powered by Android OS, v4.0 Ice Cream Sandwich, this handset is equipped with 8 Mega pixels rear and 0.3 mega pixels front camera for casual photography. It also comes with Dual Flash. Moreover, it has various sensors including G-sensor and light sensitivity sensor. With battery capacity of 2100 mAh, the phone gives optimum battery life. It has 512MB ROM and 512 MB RAM for data support. The memory can be further expanded up to 32 GB using a microSD card. For connectivity, the handset is compatible with Bluetooth, Wi-Fi, Micro USB and GPRS. Check out our range of celkon mobiles.