Rockford Fosgate PM100X1K Punch 100W Full-Range Element Ready Mono Amplifier (Pair)

The Rockford Fosgate PM100X1K is a pair of compact full-range mono amplifiers with patented FreeLoad BTL technology that harvests power from radio speaker outputs — an easy IPX6 marine upgrade with no head-unit RCA required.

• Mono full-range amplifier (ships as a pair)
• 60W @ 4Ω / 100W @ 2Ω
• FreeLoad BTL: powered from speaker-level inputs
• IPX6 water rating, Element Ready
• Selectable 60/80/100Hz high-pass crossover