LPF = Low Pass Filter, if u are going to use it for sub, use this
HPF = high pass filter, if youre goin to use it for speakers
Flat = if u want to use full range, like for 2 way coaxials
This is a mini tt in kuching, guys me nothin better to do so post and enjoy some pics here! :) thanks to 3000GT to shoot these photos. by the way, the red color is mine :P