1. Output level: 1.0V(RMS)
2. Right and left balance system
3. Subwoofer output controller
4. With Low Pass Filter system
5. With single input selector
6. Separation: More than 60dB
7. Bass adjust: +/-10dB
8. Treble adjust: +/-10dB
9. Sub-Bass 45-60Hz
10. Single PCB
If double PCB, price is $xx