this is my karaoke sound card its called soundblaster K3+ you can use either xlr or 1/4 plug mics or u can get a 1/4 adapter to convert to 3.5mm plug, it has 9 rooms for reverb, plus 9 sizes of the rooms...it has mobile connector so u can plug your cellphone on the go..plug some speakers into it and set up your own karaoke sing songs off the cellphone...or hook it to your computer i has a soundblaster driver you can set your recorder to ,a monitor buttion a mix button so you can sing songs off youtube and record to audacity or any recorder you use