Yes, Micromax offers 1 time replacement during first 365 days of your purchase.
Yes, this phone does have root access but we do not recommend our customers to modify it as it voids the warranty.
No. Micromax Q4310 do not have the hybrid sim slot. There is a dedicated memory card slot in this phone.
No. Micromax Canvas 2 comes with non-removable battery.
Yes, Micromax Canvas 2 is 4g mobile phone.