DESCRIPTION: I built these speakers ,becose I run my own mobile Disco and would normaly take 4 speakers inc 2 subs ,wich were very big and heavy ,so have been looking to build 2 speakers that would do the job of 4 ,but with the same full range inc Low Down Sub Bass,so I rememberd seeing a friend of mine who had a Boom Box in his Car Boot ,and wondered if that idear of a speaker inside a box inside a box would give the same low down Bass responce ,so here they are my speakers that I built with this disighn in mind please watch the all the video to the end ,you can get full instructions