The tiny eco friendly wonder antec nsk 3480 case quiet understated and very practical the antec nsk 3480 microatx tower maintains the innovative standards of antec new solution series nsk enclosures including an 80plus certified earthwatts 380w atx12v v22 power supply with universal input and active pfc the antec nsk 3480 also utilizes quiet computing technologies making it an ideal choice for corporate or home environments the antec nsk 3480 small quiet and highly efficient