New model with duel bass sound chambers

Size is approx. 12" x 8" x 2'

Thunder: • Custom Made (No two are alike) • Wood or Acrylic Versions • Thunder Ring – (no more guessing when the sweet spot is) • Thunder Half Dome Sound Enhancer (included) • Piezo Technology • Adjustable Feet with swivel • Requires no batteries • Thunder Stompboxes have a standard ¼ inch output jack which can be plugged into any Sub Woofer, PA, or EQ that will give you the best bass sounds. Guitar amplifier can also be used by adjusting the tone and volume