Bridgeable 4-channel capability 4 x 120 W or 2 x 300 W (Max. Power), Continuous output power: 4 x 60 W or 2 x 150 W (4 ?) 4 x 75 W (2 ?) 4 x 80 W or 2 x 230 W (4 ?) DIN Power (DIN 45324, +B = 14.4 V) Load impedance capability (2 — 8 ?) Variable LPF( -12 dB/Oct): 40 - 120 Hz High Voltage Input capability (200 mV — 6.5 V),