Package includes: 4 pairs of rockville rkl65mbw 6.5 700W marine boat speakers w led black white grilles 4 rockville dmac65b dual 6.5 Black aluminum wakeboard tower speaker enclosure 1 rockville rxm8btw 8 channel 1500 watt marine boat amplifier amp w bluetooth 1 rockville rmwk4 4 awg gauge waterproof marine amplifier amp install wire kit 4 rockville mrca20 20 foot twisted pair marine rca cable 100% copper split pin 1 rockville rghr2 marine gauge hole receiver w bluetooth usb radio wired remote video of rkl65mbw: owner s manual video of dmac65: video of rxm8btw: owner’s manual video of rmwk: features: rockville rmwk4 4 awg gauge waterproof marine boat amplifier wire installation kit 20 ’ translucent twisted pair high quality tinned-ofc flexible pvc rca cable 18’ 4 gauge high current low impedance clear flexible power cable with 3’ black poly woven mesh to better resist chemicals in the battery compartment 18’ 4 gauge high current low impedance light blue flexible ground cable 25’ 16 gauge 100% tinned-cca white non-transparent resin pvc flat speaker cable 25’ blue remote wire features of mrca20: rockville mrca20 rca interconnect cable 20’ ultra-flexible pvc shield twisted pair premium audiophile marine rca interconnect cable high performance water proof rca plugs tinned copper strands for sonic purity outstanding noise rejection accuracy and frequency response video of rghr2: