Hp is the world no.1 company in the market of computers and laptops, the product hp 1tb harddisk is I aslo Use this but I really want to tell u that no other product will compete with this product its transfer rate is 30mbps-50mbps and its design is aslo soo cool I want to tell u that when I firstly use this I cant believe this product is use full for me but guys this is the one of the worlds best product ever in the marketing of computers , now this is the time to use this product in your daily routine life