MartinRangers M200B 40 Watts Bookshelf Bluetooth Active Speaker Two way active HiFi speaker: 20mm silk dome tweeter and 100mm woofer Power Output: 40 Watts RMS (Peak 100 Watts) Master volume control, Treble and bass control with Bluetooth LED indicator Speaker Dimensions: 8 1/2 x 5 3/4 x 8 1/4 inches (H x W x D)/Each Product Weight: 10.5 lbs, Gross Weight: 12 lbs