Apple is brand which is very popular in the world. The laptop cum mac book of apple are very highly reliable .It can easily use without any mis operation .it is highly useful in large company.The quality of mac book are very good. The battery of mac book is durable. You can work upto 4 to 5 hours very comfortably while charging a battery. it is easy portable from one place to one another.The service center provide the better service to their customer.so u must go through the apple brand.