Walton OLVIO S31 Overview
The Walton OLVIO S31 was released in June 2015 and allows a convenient screen with 2.8 TFT color display, 240 x 320 resolution. The phone also comes with a 0.3MP primary camera.
With a touch of plastic back and it comes in black and gold. It uses a standard Li-ion 1500mAh battery which is removable. It equally comes with dual SIM feature through which people can use two numbers at the same time.
Further it has options like GPRS, Bluetooth v2.0, USB microUSB 2.0 and FM radio. The Walton OLVIO S31 price in Bangladesh is BDT 1,400 (Official).
