While official modern documentation is limited, historical data and expert overviews highlight the following specifications: Rated at 100W x 2 channels (Max).
Following standard Jensen amplifier protocols is essential for safe operation: Jensen A220 Amp Manual
Attach the ground wire to a clean, unpainted section of the vehicle's chassis. Keep this wire as short as possible—ideally under 36 inches. While official modern documentation is limited
Capable of outputting 250 Watts into a 4-ohm load. Jensen A220 Amp Manual
Connect this to the head unit’s amplifier turn-on lead or power antenna output to ensure the amp powers on with the radio.