1, 350W Swithching Power Supply 2, 110/220V input, OMKQN 3, Installed with EMI filter, ... the detailed info for my OMKQN 110V/220V Input 350W Single Output Switching Power Supply S-350 series. Hope you like it.First ... If you are confused on choosing a right power supply, please don't hesitate to contact us.Installation ... use wires to connect easily, or use a AC plug. Be carful , keeping it off touching ...