It may be so confusing to choose what device to buy nowadays with so many kinds of technologies available in the market. One gadget which is constantly on the trend is the tablet. Some tablets may be converted to netbooks when an optional keyboard dock is attached. There are also others that can be used as mobile phones which permit the user to send messages as well as make and receive calls. Choosing the type of tablet will then be all up to the consumer, depending on his specific needs.