It is the best smart phone of vivo and it sound quality is very excellent and very clearity and it network coverage is also very good this is 4g volte phone and give good 4g speed and it touch is very soft and the customer service of vivo is very good but vivo company trusted by many peoples thus this smart phones rarely show any problem and it features is also very nice it front camera is 20 mega pixel moonlight and rear is 13 mega pixel and ram 4gb and rom 32 gb and it price is RS 17000 thank you