Stetsom HL400.4_2 Features Model: HL 400.4 2 OHM. RMS Power: 400W. Channels: 4. Input Sensitivity: RCA: 200mV / FIO: 1.5V. Input Impedance: RCA: 5K Ohms / FIO: 1K Ohms. If there are any uncertainties, we encourage you to reach out for further clarification.
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