inputs.text: overal pretty good - bought kit mainly 4 channel rca cables course price rca cables work pretty good however seem pretty thin \\4gauge\\ wire would consider 67 gauge 4 gauge lot insulation not best quality pretty much expected price included package not worst either personally used 2 halves wire connected distribution block 4 quality 4 gauge wire power two amps sub speakers use 15a 40a max wire supplies needs toso handles 40amps sub pretty good would recommend kit depending specs system