Morel SUB-8 is an 8-inch subwoofer amplifier with a closed box system and a frequency range of 25Hz-150Hz. It has a standby function and an automatic on/off switch. The power consumption is 150 watts maximum and 1.8 watts in standby mode. The speaker input terminal is high level in, and the speaker outputs are high level out loop through. It also has a subwoofer RCA line-in and a volume control. The dimensions are 300X300X300MM, and the weight is 10.5 kg. The Morel SUB-8 is a great choice for anyone looking for a powerful and compact subwoofer amplifier.