Sony on Thursday unveiled its first ‘SIM-free’ smartphone dubbed the Sony Xperia J1 Compact (D5788) in Japan. The firm will launch the device with NTT DoCoMo on April 20. It will be up on pre-orders starting March 27 with a price of JPY 59,184 (approximately Rs. 30,000). The Sony Xperia J1 Compact (D5788) is company’s first LTE communication “PLAY SIM” device with MVNO...