The Iron Line Series amps feature the most compact and enhanced design in the market, while offering high fidelity sound in bass, mid and highs. TECHNICAL SPECS: Number of Channels: 1 RMS Power at 2 Ohm 13.8V: 400W RMS RMS Power at 4 Ohm 13.8V: 160W RMS RMS Power at 2 Ohm 14.4V: 430W RMS RMS Power at 4 Ohm 14.4V: 250W RMS Supply Voltage: 9 ~ 15V Frequency Response (-3dB): 10Hz ~ 22 KHz Crossover Low Pass: 60Hz ~ 22KHz Crossover High Pass: 10Hz ~ 700Hz Signal to Noise: > 90 dB Harmonic Distortion: > 0,01% THD Input Sensitivity: RCA 200mV / Wire 1.5V Input Impedance: RCA 38K Ohms / Wire 10K Ohms Consumption with Musical Signal: 18A Consumption with Bass Signal: 36A Dimensions (H x W x D): 52.5 x 99.8 x 127.5 mm Weight: 508g Download Manual