I am using hpdv6 series laptop since last 4 years.
It is very good product .In this laptop I got the beats audio sound ehich is amazing crystal sound.Battery is also good. But after 3 yrs battery and fan not working.
But it is the part of usage of product.You should maintenance time to time if you icrease life of product.The key pad is very smooth.Bttery charging is fast .It is durable product.