Micromax joy x1850 phone is a cheapest price phone but it is provide many best services for customers.so customers like that and buy it.its price only 700 some rupees than can buy all type of customer who is week have no more money.micromax company is the one of the best company which make very best product.so customer like and faith for this company.micromax joy x1850 phones battery backup is good for calling and multimedia funtion.its life is long when use continues but not come any foult.