I have a Matrixx Audio Amp
The model number is MXP-600S
I have run this amp at 1-ohm at one time.
Handles it easily.
Unique design provides high-density circuit layout and superior vibration resistance.
Each part is tested for accuracy and tolerance during assembly.
Power: 90Wrms x 2 @ 2 ohms, 150Wrms x 2 @ 2 ohms, 300Wrms x 1 @ 4 ohms (mono)
Peak power: 600W x 1 @ 4 ohms mono
Frequency Response: (-3dB) 10 Hz to 25kHz
Signal to Noise Ratio: 105 dB A weighted
Distortion at full rated output: 0.1% THD+N
Damping Factor: >125
Input Sensitivity: 150 mV to 4 Vrms
Idle Current: 1 amp
Dimensions LxWxH : 9"x 9 ¼" x 2 1/8"
125 shipped.