Rockford Fosgate R500X1D Prime Class-D Mono Amplifier

Rockford Fosgate R500X1D Prime 500 Watt Mono Class D Subwoofer Car Amplifier Amp

ROCKFORD FOSGATE R500X1D (PD5036014)

Rockford Fosgate R500X1D Prime Class-D Mono Amplifier

Rockford Fosgate Prime R500X1D 1-Channel Class D Car Mono Amplifier

Rockford Fosgate Prime R2-500X1 Mono Car Audio Amplifier

Rockford Fosgate Prime R125-2 2-channel Car Amplifier - Not Known If Works