The machines are equipped with USB 3.0 ports. Photo: Engadget .
All of the three-line models have an exterior that Samsung introduced as "super hard", metal hinges and a 1.3 Megapixel webcam with the latest standard USB port 3.0.
In addition, Samsung's 2.4,6 Series models feature a joystick and up to four mouse buttons like ThinkPad models aimed at business users.
There is no price information but Series 2 and 4 will be sold in April, Series 6 will be available later than a month later.