Equipped with both low-level and high-level inputs
The GX-A604 is equipped with both low-level and high-level inputs, allowing connection to virtually any factory or aftermarket head unit. Low-level input is made via standard RCA connectors and high-level inputs made via a supplied Molex connector and harness.
The 12dB per octave electronic crossover is fixed at 80Hz and can be selected either high-pass or low-pass. This allows the GX-A602 can be used as a an amplifier to drive full-range speakers or as a subwoofer amplifier.
Bass Boost circuit
The GX-A602 also has an switchable bass boost circuit on the rear channels that adds a fixed at 45Hz and will provide+12dB of gain.
Number of Channels: 4 channels
4-Ohm Power Output: 60W rms x 4, <1% THD+N
2-Ohm Power Output: 85W rms x 4, <1% THD+N
Bridged Power Output: 170W x 2 into 4 ohms
Total Peak Power Output: 435W
Signal-to-Noise Ratio: 93dB (ref rated output @ 4 ohms)
Frequency Response: 20Hz−20kHz ±1dB
Input Sensitivity: 200mV−20V
Variable Bass Boost: 0 to +12dB @ 45Hz