Yes, Nokia 105 does have support for the Punjabi language.
Nokia 105 is available in 3 colors - Black, White & Blue.
Yes, you can save contacts in the Gujarati language in Nokia 105.
No. The new Nokia 105 does not have the memory card slot. You cannot expand memory of it.
No. Nokia 105 does not come with the earphones in the box. You need to buy them separately.