Adam Audio Sub10 Mk2 Powered Studio Subwoofer Black The perfect low-frequency complement to an ADAM or any monitor system The Sub10 Mk2 from ADAM Audio is a powerful subwoofer designed to extend the low-frequency capabilities of any near or midfield studio monitoring A 200W Ice Power amp drives a large (50mm) voice-coil This amp stays cool as it uses PWM technology in both the amp and the power supply sections, producing greater than 90% overall efficiency It can handle its maximum power without danger to the electronics or to the driver