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The STEG Qmos 45.4 is a good 4 channel amplifier that's rated at 280W RMS for your car audio systems.
Specifications
Specifications
- Stereo RMS Power @ 4 ohms, from 11 to 14.4 volts Watts: 45 x 4
- Stereo RMS Power @ 2 ohms, from 11 to 14.4 volts Watts: 70 x 4
- RMS power bridged mono @ 4 ohms, from 11 to 14.4 volts Watts: 135 x 2
- Total efficiency up. 11 V at 4 ohm stereo power-on 60%
- Total efficiency up. 2 ohm stereo power at 11 V 60%
- Input Sensitivity Sun 0.15/3.5
- Input impedance Kohm> 11
- Supply voltage range Was 10.5/16
- Maximum current consumption (stereo) @ 4 ohm: 29
- Filter type: HP / LP / FLAT
- AQXM2 filter frequency band: Hz 22/8500
- Cut filter slope dB / oct.: 12
- Frequency Response: 3dB
- Hz: 20/60000
- Damping factor 4 Ohm - at 1 kHz > 500
- Dimensions: 207 x 52 x 223mm
- Weight: 2.15KG
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