Chinese electronics giant Xiaomi has started the sale of its next budget phone model Redmi 4A on Thursday. Xiaomi Redmi 4A bears a hybrid dual-SIM card slot and runs MIUI 8 based on Android 6.0 Marshmallow. The Redmi 4A sports a 5-inch HD display, 13 MP rear camera with a 5-lens system, 5MP front camera, and comes with 16GB of inbuilt storage expandable up to 128GB. The smartphone comes in Dark Grey and Gold variants. The smartphone has been priced at Rs. 5,999.