Four independent channels maximize sound separation and clarity for front and rear speakers or subwoofers
Supports both 2-channel and 4-channel operation for flexible installation and sound options
Speaker and subwoofer level inputs allow compatibility with a wide range of car audio systems
Variable high and low pass filters on each channel optimize speaker and subwoofer performance
Durable OEM-grade construction ensures reliable performance in demanding environments
Summarized by Shop
The Infinity Reference 3004A is a 4-channel amplifier delivering 75W RMS per channel at 4 ohms, built for upgrading factory radios with clean, controlled power. It can also run at 2 ohms for higher output and bridges the rear channels to drive a sub, all with Class H efficiency for real-world listening levels.
Power output (4 channels)
Total Power Output
800 watts RMS (4 channels at 4 ohms, 2 channels at 2 ohms bridged)