JBL Stage A3001 Mono subwoofer amplifier — 300 watts RMS x 1 at 2 ohms at Crutchfield
JBL GX-A3001 - Unboxing i review - YouTube
JBL Stage 3001 Full-Range Car Audio 300W RMS Class D Mono Subwoofer Amplifier Bundle with 2x JBL Stage 1210 12" 1000 Watts Peak Power Car Audio Subwoofer and Amplifier Wiring Kit - Road Entertainment
JBL GT5-A3001 SM Service Manual download, schematics, eeprom, repair info for electronics experts
JBL GT5-A3001 Rev.0 Service Manual | Jbl, Music system, Manual