QM 500 Amplifier

The QM 500 amplifier refers to a series of compact Class D amplifiers, particularly from the ESX Quantum line, known for their high power output and small size.

QM 500 Amplifier

The QM 500 amplifier refers to a series of compact Class D amplifiers, particularly from the ESX Quantum line, known for their high power output and small size.

STEG Italy, with GT-Trading, has stood for uncompromising quality and performance in the car hi-fi sector for over 30 years. Large and extremely powerful car amplifiers, as well as very small amplifiers with high efficiency, are available. Speaker systems with authentic music reproduction and high efficiency.

  • 500 watts RMS output power
  • 4 x 80/125 watts RMS @ 4/2 ohms
  • 2 x 250 Watt RMS @ 4 Ω bridged
  • HP 50-5000 Hz (CH1/2), HP 10-500 Hz (CH3/4)
  • LP 50-5000 Hz (CH3/4), Copy-Modus CH3/4 > CH1/2
  • Bandpass Modus
  • RCA /Cinch & high-level inputs via wiring harness
  • Automatic switch-on function
  • Compact wired remote control for bass levels
  • Dimensions 190 x 35 x 112 mm
  • Efficiency up to 89%