yup, on the back there is a switch to disable/enable the auto sensing to turn on/off the sub. You can disable the circuit and it will be on all the time, or make use of the option to conserve energy and make Al Gore happy. \:\)

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85