Mackie Active Subwoofer
The HD 1501 offers true Mackie power: an impressive 1,200 watts. Thanks to its high-quality build and materials, this durable active 15-inch subwoofer provides you with all the bass you need.
Bass should be felt. With the SRM1850, Mackie makes your low end almost tangible. The 1,600-watt subwoofer is a great match for Mackie SRM satellites or other full-range speakers and has an adjustable crossover.