Cicada Audio DSP600.4DDSP CONTROLLED 4 CHANNEL POWER AMPLIFIER 4 X 70 WRMS into 4 ohms @ 12. 5 Vdc 4 X 92 WRMS into 4 ohms @ 14. 4 Vdc 4 X 115 WRMS into 2 ohms @ 12. 5 Vdc 4 X 152 WRMS into 2 ohms @ 14. 4 Vdc BRIDGED MONO 2 CHANNEL 2 X 218 WRMS into 4 ohms @ 12. 5 Vdc 2 X 300 WRMS into 4 ohms @ 14. 4 Vdc Frequency response 20 20,000 + 3dB THD < 0. 5% Operating Voltage: 8V 16V Current Draw (Music): 40 A Current Draw (Max): 80 A Recommended Fuse (Music): 40 A Total