Chinese smartphone maker Vivo on Friday launched its second smartphone of the year Y55s with 13MP rear camera in India for Rs 12,490.The device, an upgraded version of Y55L (launched in October last year), will be available in crown gold and space grey from February 26."Focused on our commitment in servicing customer satisfaction through quality products, we are hopeful that our latest innovation will be as successful as our previous offerings," Kent Cheng, CEO of Vivo India, said in a statement.The 4G-enabled smartphone features a 5.2-inch HD display and a 2.5D curved screen. Powered by Snapdragon 425 processor and paired with 3GB RAM and 16GB ROM, the device runs on Funtouch OS 3.0 based on Android 6.0 Marshmallow.The device is equipped with three card slots. The third slot supports an external memory of 256GB. It has a 2,730 mAH battery.