High-pass Filter.

Buy at www.musicianscart.com Ibanez JS240PS CA Joe Satriani with Sustainiac Premium Electric Guitar 6 String with Gig Bag,JS 3pc Maple/Purple heart neck w/KTS TITANIUM rods,American Basswood body,Panga Panga fretboard White dot inlay,24 Medium frets,Premium fret edge treatment,Edge tremolo bridge,string space 10.8mm,SUSTAINIAC Driver (S) neck pickup Passive/Ceramic,DiMarzio Satchur8 (H) bridge pickup Passive /Alnico, hardware color Chrome,High-pass Filter.