Nokia unveiled the Lumia 630 earlier this year in single SIM and dual SIM variants. Today Nokia Lumia 636 and Lumia 638, the first smartphones with 4G TD-LTE support have been announced in China. Unlike 512MB RAM on the Lumia 630, these have 1GB of RAM. Other specifications of these smartphones are similar, including a 4.5-inch FWVGA ClearBlack IPS display with Corning Gorilla Glass 3 protection, 1.2 GHz quad-core Snapdragon 400 processor and Windows Phone 8.1.
These have a 5-megapixel rear camera with 720p HD video recording, 8GB of internal memory and a micro SD card slot to expand the memory up to 128GB. Other features include, 4G LTE, 3G HSPA+ 42Mbps (Dual Carrier) , WiFi 802.11 b/g/n, Bluetooth 4.0, GPS and a 1830 mAh battery.
The Nokia Lumia 636 supports LTE bands 1,3,7 and 41 and would head to China Unicom. It would be available from 5th July for 1,299 Chinese Yuan (Rs. 12,360 approx). The Lumia 638 support LTE bands 3, 7, 38, 39, 40 and 41. It would head to China Mobile and would go on sale from June 21st for 1,299 Chinese Yuan (Rs. 12,360 approx.) Both these variants would be available in matte black, white, orange and yellow colors.