As we all know that jio is lauched a 4g device that has all jio apps it has a firefox OS which name is Kyle OS it has facebook but not whatsapp but the company will soon provide the app it has not playstore so you can’t download too much apps and about price so you have to give 1500 for security and after 3 years when you return the phone to jio shops they will give you 1500 back to you it has a 2mp camera and also a front camera and it has also NFC which is not even provided in 15000 phone so it has this feature it is dual sim 4g device and also the price of the phone is very efficient and about data if you recharge of 53 you will get unlimited calling and 500mb data everyday so guys 500mb is enough because the phone screen is small so it will use less data so you can easily survive with 500 mb data a day this phone is not for youngsters but if wannna buy you can buy it this phone is for old people or child so I will suggest you to buy this phone its beta testing will start form 15 august and you can prebook it at jio stores or on jio website prebooking will start from 24 august and its delivery starts from 1 September its delivery method is first come and first take.