Sundown Audio 1250W RMS Monoblock Class D Amplifier SIA-1250D

1250 Watts RMS Max Output Power: 14.4V DC Smart Cooling Fan Keeps Amplifier Cool for Long Listening Minimum Supply Voltage: 9V Product Dimensions: 12" x 12" x 5" Sundown Audio 1250W RMS Monoblock Class D Amplifier SIA-1250D This Listing Includes: (1) Sundown Audio  1250W RMS Monoblock Class D Amp NUMBER OF CHANNELS : 1 CH MAX OUTPUT POWER : 14.4VDC - 1 OHM :1250W RMS INPUT SENSITIVITY : 200MV SIGNAL TO NOISE RATIO 108 DB FREQUENCY RESPONSE: 10HZ 20KHZ (-3DB) CROSSOVER : HPF: 10 TO 1KHZ (-12DB/8) VARIABLE LPF: 40HZ TO 20KHZ (-12DB/8) VARIABLE BASS BOOST : 0 TO 12DB (50HZ) THERMAL MANAGMENT ; SMART COOLER ( FAN POWERED BY TEMPERATURE OR AUDIO, WITH 3 SPEEDS) INPUT IMPEDANCE: 56K OHMS PROTECTION SYSTEM ; OUTPUT SHORT / HIGH /LOW SUPPLY VOLTAGE / THERMAL PROTECTION MINIMUM SUPPLY VOLTAGE : 9VDC MAXIUM SUPPLY VOLTAGE : 16VDC