Smartphones (Mobile Phone) kaise Bante Hai ?
Aapne abhi tak Bahut se Mobile Phones ( Smartphones ) istemal kiye honge Bahut saari companies hai jo Phone banati hai jaise ki Samsung, Xiaomi (Redmi), Apple( iphone ),oppo, Vivo or bhi bahut si hai . Aab aaj kal har koi phone use karta hai par kya kisi ne yeh Socha ki Mobile phones matlab …