Japanese electronics major Sansui on Friday launched a 4G/VoLTE-enabled smartphone 'Horizon 1' which will be available exclusively on e-commerce marketplace Flipkart.Priced at Rs 3,999, the device comes with 5MP rear camera with Dual-LED flash and 3.2MP front camera with 'Selfie Flash'."Through our partnership with Flipkart, we aim to impact the exclusive online market with the entry of a revolutionising range of value for money 4G phones," Sansui COO-Mobiles Abhishek Malpani said in a statement.The 4.5-inch smartphone is powered by 1.3 GHz Quad-Core Processor coupled with 1GB RAM and 8GB ROM (expandable upto 64 GB) internal storage and runs on Android 6.0 Marshmallow."We are confident that the Sansui's 'Horizon 1' will be latest addition to our long list of hot-selling phones from Flipkart" added Ajay Yadav, Head-Mobiles, Flipkart.