Two room-shaking subs that will also power two optional external 2-way speaker cabs.

These SSW-15As power 15" internal subwoofer speakers and 2 external 2-way speaker cabs (not included) using their 3 internal amplifiers-300W RMS for the subwoofers and 2 x 160W RMS for the 2-way speakers. Features include separate volume controls for all 3 outputs, passive low-pass filters, and roadworthy speaker cabinets with carpet covering, reinforced corners, recessed handles, and speaker stand inserts on top.

Nady SSW-15A Stereo Powered Subwoofer Pair Features:

Separate left and right balanced 1/4" TRS inputs and parallel outputs
Separate volume controls for subwoofers and each 2-way channel
Passive low-pass filter with -3dB at 120Hz, -6db at 180Hz, and -30dB at 500Hz
Durable, roadworthy cabinet construction
Carpeted covering
Reinforced metal corners
Large recessed carrying handles
Speaker stand inserts on top of cabinet

Nady SSW-15A Stereo Powered Subwoofer Pair Specifications:

Frequency response (subwoofer): 20Hz - 120Hz
Subwoofer sensitivity: 98dB
Subwoofer max SPL: 110dB
21-4/5"W x 20-1/5"H x 20"D
100 lbs. each