Rockford Fosgate RFK4X 4 AWG Complete Installation Kit 5001-8000 Sensitivity: 90 dB — indicates

Sensitivity: 90 dB — indicates relatively efficient output for given input power

and cymbal nuance—while the woofer handles the bass

Optimally Designed for Small Sealed Enclosures: Tuned specifically for compact sealed boxes to deliver accurate bass without requiring a large enclosure

Over current protection

Rockford Fosgate RFK4X 4 AWG Complete Installation Kit 5001-8000 Sensitivity: 90 dB — indicatesRockford Fosgate RFK4X 4 AWG Complete Installation Kit is a complete wiring bundle for high current car audio builds, pairing heavy gauge power and ground with signal wiring and protection components. It includes power, ground, speaker wire, RCA, remote wire, fuse protections, and termination hardware for a ready to install system. Power wire: 17 ft of 4 AWG (21. 1 mm) copper with 1,862 strands for flexibility and durability in high current runs.