Yes, Micromax Canvas 1 is available only in the Black color but in 2 different variants. Matte Black & Chrome Black.
Micromax Canvas 1 comes with 2GB RAM.
No. Micromax Canvas 1 does not have hybrid sim slot. It has got 2 dedicated slot for the sim card and 1 dedicated sim card for the MicroSD card.
Yes, Micromax Canvas C1 does have the wi-fi hotspot function.
Yes, Micromax Canvas 1 is a dual sim mobile phone.