Belva 4 Gauge 4 Channel Complete Copper-Clad Amplifier Wiring Kit [RED] with 4-Channel RCA Interconnects [BAK44] Premium Powerflex power and ground wire provides optimal power transfer Helical Twist Construction Audio Interconnect RCA cables minimize noise and interference In-line Mini-ANL Fuse holder with a 80 amp Mini-ANL fuse offers ideal protection for high powered systems Designed specifically for car audio systems up to 1000 watts RMS Made from Copper-Clad Aluminum for a pure uninterrupted transfer of power and signal