This phone sound system dolby .so full hd voice this phon.lestion music for happy.this phone is friendly and good and well.this phone body is stylish and good look.lenovo k3 note pice is white and black two colors avilible in the market.this phone under LTE feture avilible and 5.1 lolipop version and upgrade to 6.0 marshmellow.this phone buy to 9, 600 rupees only.