JL Audio MHD600/4 Subwoofer the HD900/5 delivers 100 W

the HD900/5 delivers 100 W x 4 to its four main channels

0 in / 250 mm Overall Diameter (A) 10

it's four times more effective than original Dynamat in reducing noise

with a very serious 900 watts of power

From a pure sound quality perspective

JL Audio MHD600/4 Subwoofer the HD900/5 delivers 100 W4 Channel Class D Marine Full Range Amplifier, 150 W x 4 @ 1. 5 4 ohms This compact, multi channel powerhouse employs our Single Cycle Control switching design and R. I. P. S. technology to deliver 150 W x 4 or 300 W x 2. Tight power supply regulation keeps distortion down and maximizes sound quality. When using the MHD750 1 to drive a subwoofer system, the MHD600 4 is the ideal satellite amplifier, delivering huge dynamics with pristine resolution.